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    "syntax": "none | ideograph-alpha | ideograph-numeric | ideograph-parenthesis | ideograph-space",
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    "initial": "text",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-ms-user-select"
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    "syntax": "<shape> | auto",
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    "appliesto": "xulImageElements",
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    "syntax": "inline | block | horizontal | vertical",
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    "initial": "inline",
    "appliesto": "anyElementEffectOnProgressAndMeter",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-moz-orient"
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    "syntax": "<outline-radius>{1,4} [ / <outline-radius>{1,4} ]?",
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      "-moz-outline-radius-bottomright",
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    "percentages": [
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      "-moz-outline-radius-bottomleft"
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    "groups": [
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    "initial": [
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    "appliesto": "allElements",
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    "order": "uniqueOrder",
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    "appliesto": "allElements",
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    "syntax": "ignore | normal | select-after | select-before | select-menu | select-same | select-all | none",
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    "syntax": "auto | none | enabled | disabled",
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    "appliesto": "allElementsCreatingNativeWindows",
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    "appliesto": "allElements",
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    "order": "uniqueOrder",
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    "initial": "scroll",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-mask-attachment"
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    "syntax": "[ <box> | border | padding | content | text ]#",
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    "initial": "border",
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    "order": "orderOfAppearance",
    "status": "nonstandard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-clip"
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    "inherited": false,
    "animationType": "discrete",
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    "initial": "source-over",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "orderOfAppearance",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-mask-composite"
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    "syntax": "<mask-reference>#",
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    "inherited": false,
    "animationType": "discrete",
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    "groups": [
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    "initial": "none",
    "appliesto": "allElements",
    "computed": "absoluteURIOrNone",
    "order": "orderOfAppearance",
    "status": "nonstandard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-image"
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    "syntax": "[ <box> | border | padding | content ]#",
    "media": "visual",
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    "animationType": "discrete",
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    "groups": [
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    "initial": "padding",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "orderOfAppearance",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-origin"
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    "syntax": "<position>#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "referToSizeOfElement",
    "groups": [
      "WebKit Extensions"
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    "initial": "0% 0%",
    "appliesto": "allElements",
    "computed": "absoluteLengthOrPercentage",
    "order": "orderOfAppearance",
    "status": "nonstandard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-position"
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    "syntax": "[ <length-percentage> | left | center | right ]#",
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    "inherited": false,
    "animationType": "discrete",
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    "appliesto": "allElements",
    "computed": "absoluteLengthOrPercentage",
    "order": "orderOfAppearance",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-mask-position-x"
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    "animationType": "discrete",
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    "appliesto": "allElements",
    "computed": "absoluteLengthOrPercentage",
    "order": "orderOfAppearance",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-mask-position-y"
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    "syntax": "<repeat-style>#",
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    "animationType": "discrete",
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    "appliesto": "allElements",
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    "order": "orderOfAppearance",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-repeat"
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    "syntax": "repeat | no-repeat | space | round",
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    "animationType": "discrete",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-mask-repeat-x"
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    "syntax": "repeat | no-repeat | space | round",
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      "WebKit Extensions"
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    "initial": "repeat",
    "appliesto": "allElements",
    "computed": "absoluteLengthOrPercentage",
    "order": "orderOfAppearance",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-mask-repeat-y"
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    "syntax": "<bg-size>#",
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    "animationType": "discrete",
    "percentages": "relativeToBackgroundPositioningArea",
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      "WebKit Extensions"
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    "initial": "auto auto",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "orderOfAppearance",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-size"
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    "syntax": "auto | touch",
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    "inherited": true,
    "animationType": "discrete",
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    "groups": [
      "WebKit Extensions"
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    "initial": "auto",
    "appliesto": "scrollingBoxes",
    "computed": "asSpecified",
    "order": "orderOfAppearance",
    "status": "nonstandard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-overflow-scrolling"
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    "syntax": "<color>",
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    "inherited": false,
    "animationType": "discrete",
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      "WebKit Extensions"
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    "initial": "black",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-tap-highlight-color"
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    "inherited": true,
    "animationType": "color",
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    "groups": [
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    "initial": "currentcolor",
    "appliesto": "allElements",
    "computed": "computedColor",
    "order": "uniqueOrder",
    "status": "nonstandard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-text-fill-color"
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    "syntax": "<length> || <color>",
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    "inherited": true,
    "animationType": [
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      "-webkit-text-stroke-color"
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    "percentages": "no",
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      "WebKit Extensions"
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    "initial": [
      "-webkit-text-stroke-width",
      "-webkit-text-stroke-color"
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    "appliesto": "allElements",
    "computed": [
      "-webkit-text-stroke-width",
      "-webkit-text-stroke-color"
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    "order": "canonicalOrder",
    "status": "nonstandard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-text-stroke"
  },
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    "syntax": "<color>",
    "media": "visual",
    "inherited": true,
    "animationType": "color",
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    "groups": [
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    ],
    "initial": "currentcolor",
    "appliesto": "allElements",
    "computed": "computedColor",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-text-stroke-color"
  },
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    "inherited": true,
    "animationType": "discrete",
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    "groups": [
      "WebKit Extensions"
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    "initial": "0",
    "appliesto": "allElements",
    "computed": "absoluteLength",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-text-stroke-width"
  },
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    "syntax": "default | none",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
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      "WebKit Extensions"
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    "initial": "default",
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    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/-webkit-touch-callout"
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    "syntax": "read-only | read-write | read-write-plaintext-only",
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    "inherited": true,
    "animationType": "discrete",
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    "groups": [
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    "initial": "read-only",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
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    "initial": "normal",
    "appliesto": "multilineFlexContainers",
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    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/align-content"
  },
  "align-items": {
    "syntax": "normal | stretch | <baseline-position> | [ <overflow-position>? <self-position> ]",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
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    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/align-items"
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    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
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    ],
    "initial": "auto",
    "appliesto": "flexItemsGridItemsAndAbsolutelyPositionedBoxes",
    "computed": "autoOnAbsolutelyPositionedElementsValueOfAlignItemsOnParent",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/align-self"
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    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
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    "groups": [
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    "initial": "normal",
    "appliesto": "gridContainersWithMasonryLayoutInTheirBlockAxis",
    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/align-tracks"
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    "syntax": "initial | inherit | unset | revert",
    "media": "noPracticalMedia",
    "inherited": false,
    "animationType": "eachOfShorthandPropertiesExceptUnicodeBiDiAndDirection",
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    "groups": [
      "CSS Miscellaneous"
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    "initial": "noPracticalInitialValue",
    "appliesto": "allElements",
    "computed": "asSpecifiedAppliesToEachProperty",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/all"
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    "initial": [
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      "animation-timing-function",
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      "animation-direction",
      "animation-fill-mode",
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    "appliesto": "allElementsAndPseudos",
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      "animation-play-state"
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    "order": "orderOfAppearance",
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    "syntax": "<time>#",
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    "animationType": "discrete",
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    "appliesto": "allElementsAndPseudos",
    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/animation-delay"
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    "animationType": "discrete",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/animation-direction"
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    "media": "visual",
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    "animationType": "discrete",
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      "CSS Animations"
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    "initial": "0s",
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    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/animation-duration"
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    "groups": [
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    "initial": "none",
    "appliesto": "allElementsAndPseudos",
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    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/animation-fill-mode"
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/animation-iteration-count"
  },
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    "syntax": "[ none | <keyframes-name> ]#",
    "media": "visual",
    "inherited": false,
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    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/animation-name"
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    "groups": [
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    "initial": "running",
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    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/animation-play-state"
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    "animationType": "discrete",
    "percentages": "no",
    "groups": [
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    "initial": "ease",
    "appliesto": "allElementsAndPseudos",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/animation-timing-function"
  },
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    "syntax": "none | auto | textfield | menulist-button | <compat-auto>",
    "media": "all",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
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    "initial": "auto",
    "appliesto": "allElements",
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    "order": "perGrammar",
    "status": "experimental",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/appearance"
  },
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    "syntax": "auto | <ratio>",
    "media": "all",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Basic User Interface"
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    "initial": "auto",
    "appliesto": "allElementsExceptInlineBoxesAndInternalRubyOrTableBoxes",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "experimental",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/aspect-ratio"
  },
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    "syntax": "<angle> | [ [ left-side | far-left | left | center-left | center | center-right | right | far-right | right-side ] || behind ] | leftwards | rightwards",
    "media": "aural",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Speech"
    ],
    "initial": "center",
    "appliesto": "allElements",
    "computed": "normalizedAngle",
    "order": "orderOfAppearance",
    "status": "obsolete",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/azimuth"
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  "backdrop-filter": {
    "syntax": "none | <filter-function-list>",
    "media": "visual",
    "inherited": false,
    "animationType": "filterList",
    "percentages": "no",
    "groups": [
      "Filter Effects"
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    "initial": "none",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/backdrop-filter"
  },
  "backface-visibility": {
    "syntax": "visible | hidden",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Transforms"
    ],
    "initial": "visible",
    "appliesto": "transformableElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/backface-visibility"
  },
  "background": {
    "syntax": "[ <bg-layer> , ]* <final-bg-layer>",
    "media": "visual",
    "inherited": false,
    "animationType": [
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      "background-image",
      "background-clip",
      "background-position",
      "background-size",
      "background-repeat",
      "background-attachment"
    ],
    "percentages": [
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      "background-size"
    ],
    "groups": [
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    ],
    "initial": [
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      "background-position",
      "background-size",
      "background-repeat",
      "background-origin",
      "background-clip",
      "background-attachment",
      "background-color"
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    "appliesto": "allElements",
    "computed": [
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      "background-position",
      "background-size",
      "background-repeat",
      "background-origin",
      "background-clip",
      "background-attachment",
      "background-color"
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    "order": "orderOfAppearance",
    "alsoAppliesTo": [
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      "::first-line",
      "::placeholder"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/background"
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    "syntax": "<attachment>#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Backgrounds and Borders"
    ],
    "initial": "scroll",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/background-attachment"
  },
  "background-blend-mode": {
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    "media": "none",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
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    ],
    "initial": "normal",
    "appliesto": "allElementsSVGContainerGraphicsAndGraphicsReferencingElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/background-blend-mode"
  },
  "background-clip": {
    "syntax": "<box>#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Backgrounds and Borders"
    ],
    "initial": "border-box",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/background-clip"
  },
  "background-color": {
    "syntax": "<color>",
    "media": "visual",
    "inherited": false,
    "animationType": "color",
    "percentages": "no",
    "groups": [
      "CSS Backgrounds and Borders"
    ],
    "initial": "transparent",
    "appliesto": "allElements",
    "computed": "computedColor",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/background-color"
  },
  "background-image": {
    "syntax": "<bg-image>#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
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    "computed": "asSpecifiedURLsAbsolute",
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    "alsoAppliesTo": [
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      "::first-line",
      "::placeholder"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/background-image"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/background-origin"
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    "initial": "0% 0%",
    "appliesto": "allElements",
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/background-position"
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    "syntax": "[ center | [ [ left | right | x-start | x-end ]? <length-percentage>? ]! ]#",
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    "computed": "listEachItemHasTwoKeywordsOnePerDimension",
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    "status": "standard",
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    "appliesto": "allElements",
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      "::first-line",
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    "status": "standard",
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    "inherited": true,
    "animationType": "discrete",
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    "groups": [
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    "initial": "clip",
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    "computed": "asSpecified",
    "order": "perGrammar",
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    "animationType": "lpc",
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      "CSS Logical Properties"
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    "appliesto": "sameAsWidthAndHeight",
    "computed": "sameAsWidthAndHeight",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/block-size"
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      "border-style",
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      "border-style",
      "border-color"
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    "appliesto": "allElements",
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border"
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    "inherited": false,
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      "border-top-style",
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    "animationType": "discrete",
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    "appliesto": "allElements",
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    "inherited": false,
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      "border-block-end-style",
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      "border-top-style",
      "border-top-color"
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      "border-top-width",
      "border-top-style",
      "border-top-color"
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    "appliesto": "allElements",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-end-style"
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    "percentages": "logicalWidthOfContainingBlock",
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    "computed": "absoluteLengthZeroIfBorderStyleNoneOrHidden",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-end-width"
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    "syntax": "<'border-top-width'> || <'border-top-style'> || <'color'>",
    "media": "visual",
    "inherited": false,
    "animationType": [
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      "border-block-start-style",
      "border-block-start-width"
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      "border-width",
      "border-style",
      "color"
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    "appliesto": "allElements",
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      "border-width",
      "border-style",
      "border-block-start-color"
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    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-start"
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  "border-block-start-color": {
    "syntax": "<'border-top-color'>",
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    "animationType": "color",
    "percentages": "no",
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      "CSS Logical Properties"
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    "initial": "currentcolor",
    "appliesto": "allElements",
    "computed": "computedColor",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-start-color"
  },
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    "inherited": false,
    "animationType": "discrete",
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    "appliesto": "allElements",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-start-style"
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    "appliesto": "allElements",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-block-start-width"
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    "animationType": [
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      "border-bottom-style",
      "border-bottom-width"
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      "border-bottom-style",
      "border-bottom-color"
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      "border-bottom-width",
      "border-bottom-style",
      "border-bottom-color"
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      "::first-letter"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom"
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  "border-bottom-color": {
    "syntax": "<'border-top-color'>",
    "media": "visual",
    "inherited": false,
    "animationType": "color",
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    "groups": [
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    "initial": "currentcolor",
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    "order": "uniqueOrder",
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom-color"
  },
  "border-bottom-left-radius": {
    "syntax": "<length-percentage>{1,2}",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "referToDimensionOfBorderBox",
    "groups": [
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    "initial": "0",
    "appliesto": "allElementsUAsNotRequiredWhenCollapse",
    "computed": "twoAbsoluteLengthOrPercentages",
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    "alsoAppliesTo": [
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom-left-radius"
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    "inherited": false,
    "animationType": "lpc",
    "percentages": "referToDimensionOfBorderBox",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-bottom-right-radius"
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    "animationType": "discrete",
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    "computed": "asSpecified",
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    "animationType": "length",
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    "groups": [
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    "status": "standard",
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    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Table"
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    "initial": "separate",
    "appliesto": "tableElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-collapse"
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    "syntax": "<color>{1,4}",
    "media": "visual",
    "inherited": false,
    "animationType": [
      "border-bottom-color",
      "border-left-color",
      "border-right-color",
      "border-top-color"
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    "percentages": "no",
    "groups": [
      "CSS Backgrounds and Borders"
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    "initial": [
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      "border-right-color",
      "border-bottom-color",
      "border-left-color"
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    "appliesto": "allElements",
    "computed": [
      "border-bottom-color",
      "border-left-color",
      "border-right-color",
      "border-top-color"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-color"
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    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "referToDimensionOfBorderBox",
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    "initial": "0",
    "appliesto": "allElementsUAsNotRequiredWhenCollapse",
    "computed": "twoAbsoluteLengthOrPercentages",
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    "alsoAppliesTo": [
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-end-end-radius"
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    "inherited": false,
    "animationType": "lpc",
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    "computed": "twoAbsoluteLengthOrPercentages",
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    "alsoAppliesTo": [
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-end-start-radius"
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  "border-image": {
    "syntax": "<'border-image-source'> || <'border-image-slice'> [ / <'border-image-width'> | / <'border-image-width'>? / <'border-image-outset'> ]? || <'border-image-repeat'>",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": [
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      "border-image-width"
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    "groups": [
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    "initial": [
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      "border-image-slice",
      "border-image-width",
      "border-image-outset",
      "border-image-repeat"
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    "appliesto": "allElementsExceptTableElementsWhenCollapse",
    "computed": [
      "border-image-outset",
      "border-image-repeat",
      "border-image-slice",
      "border-image-source",
      "border-image-width"
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    "order": "uniqueOrder",
    "alsoAppliesTo": [
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image"
  },
  "border-image-outset": {
    "syntax": "[ <length> | <number> ]{1,4}",
    "media": "visual",
    "inherited": false,
    "animationType": "byComputedValueType",
    "percentages": "no",
    "groups": [
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    "initial": "0",
    "appliesto": "allElementsExceptTableElementsWhenCollapse",
    "computed": "asSpecifiedRelativeToAbsoluteLengths",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-outset"
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  "border-image-repeat": {
    "syntax": "[ stretch | repeat | round | space ]{1,2}",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
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    "initial": "stretch",
    "appliesto": "allElementsExceptTableElementsWhenCollapse",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-repeat"
  },
  "border-image-slice": {
    "syntax": "<number-percentage>{1,4} && fill?",
    "media": "visual",
    "inherited": false,
    "animationType": "byComputedValueType",
    "percentages": "referToSizeOfBorderImage",
    "groups": [
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    ],
    "initial": "100%",
    "appliesto": "allElementsExceptTableElementsWhenCollapse",
    "computed": "oneToFourPercentagesOrAbsoluteLengthsPlusFill",
    "order": "percentagesOrLengthsFollowedByFill",
    "alsoAppliesTo": [
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-slice"
  },
  "border-image-source": {
    "syntax": "none | <image>",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Backgrounds and Borders"
    ],
    "initial": "none",
    "appliesto": "allElementsExceptTableElementsWhenCollapse",
    "computed": "noneOrImageWithAbsoluteURI",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-source"
  },
  "border-image-width": {
    "syntax": "[ <length-percentage> | <number> | auto ]{1,4}",
    "media": "visual",
    "inherited": false,
    "animationType": "byComputedValueType",
    "percentages": "referToWidthOrHeightOfBorderImageArea",
    "groups": [
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    ],
    "initial": "1",
    "appliesto": "allElementsExceptTableElementsWhenCollapse",
    "computed": "asSpecifiedRelativeToAbsoluteLengths",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter"
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    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/border-image-width"
  },
  "border-inline": {
    "syntax": "<'border-top-width'> || <'border-top-style'> || <'color'>",
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  },
  "font": {
    "syntax": "[ [ <'font-style'> || <font-variant-css21> || <'font-weight'> || <'font-stretch'> ]? <'font-size'> [ / <'line-height'> ]? <'font-family'> ] | caption | icon | menu | message-box | small-caption | status-bar",
    "media": "visual",
    "inherited": true,
    "animationType": [
      "font-style",
      "font-variant",
      "font-weight",
      "font-stretch",
      "font-size",
      "line-height",
      "font-family"
    ],
    "percentages": [
      "font-size",
      "line-height"
    ],
    "groups": [
      "CSS Fonts"
    ],
    "initial": [
      "font-style",
      "font-variant",
      "font-weight",
      "font-stretch",
      "font-size",
      "line-height",
      "font-family"
    ],
    "appliesto": "allElements",
    "computed": [
      "font-style",
      "font-variant",
      "font-weight",
      "font-stretch",
      "font-size",
      "line-height",
      "font-family"
    ],
    "order": "orderOfAppearance",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font"
  },
  "font-family": {
    "syntax": "[ <family-name> | <generic-family> ]#",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "dependsOnUserAgent",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-family"
  },
  "font-feature-settings": {
    "syntax": "normal | <feature-tag-value>#",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-feature-settings"
  },
  "font-kerning": {
    "syntax": "auto | normal | none",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "auto",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-kerning"
  },
  "font-language-override": {
    "syntax": "normal | <string>",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-language-override"
  },
  "font-optical-sizing": {
    "syntax": "auto | none",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "auto",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-optical-sizing"
  },
  "font-variation-settings": {
    "syntax": "normal | [ <string> <number> ]#",
    "media": "visual",
    "inherited": true,
    "animationType": "transform",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-variation-settings"
  },
  "font-size": {
    "syntax": "<absolute-size> | <relative-size> | <length-percentage>",
    "media": "visual",
    "inherited": true,
    "animationType": "length",
    "percentages": "referToParentElementsFontSize",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "medium",
    "appliesto": "allElements",
    "computed": "asSpecifiedRelativeToAbsoluteLengths",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-size"
  },
  "font-size-adjust": {
    "syntax": "none | <number>",
    "media": "visual",
    "inherited": true,
    "animationType": "number",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "none",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-size-adjust"
  },
  "font-smooth": {
    "syntax": "auto | never | always | <absolute-size> | <length>",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "auto",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "nonstandard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-smooth"
  },
  "font-stretch": {
    "syntax": "<font-stretch-absolute>",
    "media": "visual",
    "inherited": true,
    "animationType": "fontStretch",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-stretch"
  },
  "font-style": {
    "syntax": "normal | italic | oblique <angle>?",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-style"
  },
  "font-synthesis": {
    "syntax": "none | [ weight || style ]",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "weight style",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "orderOfAppearance",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-synthesis"
  },
  "font-variant": {
    "syntax": "normal | none | [ <common-lig-values> || <discretionary-lig-values> || <historical-lig-values> || <contextual-alt-values> || stylistic( <feature-value-name> ) || historical-forms || styleset( <feature-value-name># ) || character-variant( <feature-value-name># ) || swash( <feature-value-name> ) || ornaments( <feature-value-name> ) || annotation( <feature-value-name> ) || [ small-caps | all-small-caps | petite-caps | all-petite-caps | unicase | titling-caps ] || <numeric-figure-values> || <numeric-spacing-values> || <numeric-fraction-values> || ordinal || slashed-zero || <east-asian-variant-values> || <east-asian-width-values> || ruby ]",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-variant"
  },
  "font-variant-alternates": {
    "syntax": "normal | [ stylistic( <feature-value-name> ) || historical-forms || styleset( <feature-value-name># ) || character-variant( <feature-value-name># ) || swash( <feature-value-name> ) || ornaments( <feature-value-name> ) || annotation( <feature-value-name> ) ]",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "orderOfAppearance",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-variant-alternates"
  },
  "font-variant-caps": {
    "syntax": "normal | small-caps | all-small-caps | petite-caps | all-petite-caps | unicase | titling-caps",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-variant-caps"
  },
  "font-variant-east-asian": {
    "syntax": "normal | [ <east-asian-variant-values> || <east-asian-width-values> || ruby ]",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "orderOfAppearance",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-variant-east-asian"
  },
  "font-variant-ligatures": {
    "syntax": "normal | none | [ <common-lig-values> || <discretionary-lig-values> || <historical-lig-values> || <contextual-alt-values> ]",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "orderOfAppearance",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-variant-ligatures"
  },
  "font-variant-numeric": {
    "syntax": "normal | [ <numeric-figure-values> || <numeric-spacing-values> || <numeric-fraction-values> || ordinal || slashed-zero ]",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "orderOfAppearance",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-variant-numeric"
  },
  "font-variant-position": {
    "syntax": "normal | sub | super",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-variant-position"
  },
  "font-weight": {
    "syntax": "<font-weight-absolute> | bolder | lighter",
    "media": "visual",
    "inherited": true,
    "animationType": "fontWeight",
    "percentages": "no",
    "groups": [
      "CSS Fonts"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "keywordOrNumericalValueBolderLighterTransformedToRealValue",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-weight"
  },
  "gap": {
    "syntax": "<'row-gap'> <'column-gap'>?",
    "media": "visual",
    "inherited": false,
    "animationType": [
      "row-gap",
      "column-gap"
    ],
    "percentages": "no",
    "groups": [
      "CSS Box Alignment"
    ],
    "initial": [
      "row-gap",
      "column-gap"
    ],
    "appliesto": "multiColumnElementsFlexContainersGridContainers",
    "computed": [
      "row-gap",
      "column-gap"
    ],
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/gap"
  },
  "grid": {
    "syntax": "<'grid-template'> | <'grid-template-rows'> / [ auto-flow && dense? ] <'grid-auto-columns'>? | [ auto-flow && dense? ] <'grid-auto-rows'>? / <'grid-template-columns'>",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": [
      "grid-template-rows",
      "grid-template-columns",
      "grid-auto-rows",
      "grid-auto-columns"
    ],
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": [
      "grid-template-rows",
      "grid-template-columns",
      "grid-template-areas",
      "grid-auto-rows",
      "grid-auto-columns",
      "grid-auto-flow",
      "grid-column-gap",
      "grid-row-gap",
      "column-gap",
      "row-gap"
    ],
    "appliesto": "gridContainers",
    "computed": [
      "grid-template-rows",
      "grid-template-columns",
      "grid-template-areas",
      "grid-auto-rows",
      "grid-auto-columns",
      "grid-auto-flow",
      "grid-column-gap",
      "grid-row-gap",
      "column-gap",
      "row-gap"
    ],
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid"
  },
  "grid-area": {
    "syntax": "<grid-line> [ / <grid-line> ]{0,3}",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": [
      "grid-row-start",
      "grid-column-start",
      "grid-row-end",
      "grid-column-end"
    ],
    "appliesto": "gridItemsAndBoxesWithinGridContainer",
    "computed": [
      "grid-row-start",
      "grid-column-start",
      "grid-row-end",
      "grid-column-end"
    ],
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-area"
  },
  "grid-auto-columns": {
    "syntax": "<track-size>+",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "referToDimensionOfContentArea",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "auto",
    "appliesto": "gridContainers",
    "computed": "percentageAsSpecifiedOrAbsoluteLength",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-auto-columns"
  },
  "grid-auto-flow": {
    "syntax": "[ row | column ] || dense",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "row",
    "appliesto": "gridContainers",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-auto-flow"
  },
  "grid-auto-rows": {
    "syntax": "<track-size>+",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "referToDimensionOfContentArea",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "auto",
    "appliesto": "gridContainers",
    "computed": "percentageAsSpecifiedOrAbsoluteLength",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-auto-rows"
  },
  "grid-column": {
    "syntax": "<grid-line> [ / <grid-line> ]?",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": [
      "grid-column-start",
      "grid-column-end"
    ],
    "appliesto": "gridItemsAndBoxesWithinGridContainer",
    "computed": [
      "grid-column-start",
      "grid-column-end"
    ],
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-column"
  },
  "grid-column-end": {
    "syntax": "<grid-line>",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "auto",
    "appliesto": "gridItemsAndBoxesWithinGridContainer",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-column-end"
  },
  "grid-column-gap": {
    "syntax": "<length-percentage>",
    "media": "visual",
    "inherited": false,
    "animationType": "length",
    "percentages": "referToDimensionOfContentArea",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "0",
    "appliesto": "gridContainers",
    "computed": "percentageAsSpecifiedOrAbsoluteLength",
    "order": "uniqueOrder",
    "status": "obsolete",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/column-gap"
  },
  "grid-column-start": {
    "syntax": "<grid-line>",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "auto",
    "appliesto": "gridItemsAndBoxesWithinGridContainer",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-column-start"
  },
  "grid-gap": {
    "syntax": "<'grid-row-gap'> <'grid-column-gap'>?",
    "media": "visual",
    "inherited": false,
    "animationType": [
      "grid-row-gap",
      "grid-column-gap"
    ],
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": [
      "grid-row-gap",
      "grid-column-gap"
    ],
    "appliesto": "gridContainers",
    "computed": [
      "grid-row-gap",
      "grid-column-gap"
    ],
    "order": "uniqueOrder",
    "status": "obsolete",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/gap"
  },
  "grid-row": {
    "syntax": "<grid-line> [ / <grid-line> ]?",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": [
      "grid-row-start",
      "grid-row-end"
    ],
    "appliesto": "gridItemsAndBoxesWithinGridContainer",
    "computed": [
      "grid-row-start",
      "grid-row-end"
    ],
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-row"
  },
  "grid-row-end": {
    "syntax": "<grid-line>",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "auto",
    "appliesto": "gridItemsAndBoxesWithinGridContainer",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-row-end"
  },
  "grid-row-gap": {
    "syntax": "<length-percentage>",
    "media": "visual",
    "inherited": false,
    "animationType": "length",
    "percentages": "referToDimensionOfContentArea",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "0",
    "appliesto": "gridContainers",
    "computed": "percentageAsSpecifiedOrAbsoluteLength",
    "order": "uniqueOrder",
    "status": "obsolete",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/row-gap"
  },
  "grid-row-start": {
    "syntax": "<grid-line>",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "auto",
    "appliesto": "gridItemsAndBoxesWithinGridContainer",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/grid-row-start"
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      "grid-template-rows",
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    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "order": "uniqueOrder",
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    "inherited": true,
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    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "order": "uniqueOrder",
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    "inherited": false,
    "animationType": "length",
    "percentages": "dependsOnLayoutModel",
    "groups": [
      "CSS Logical Properties"
    ],
    "initial": "0",
    "appliesto": "sameAsMargin",
    "computed": "lengthAbsolutePercentageAsSpecifiedOtherwiseAuto",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/margin-inline-start"
  },
  "margin-left": {
    "syntax": "<length> | <percentage> | auto",
    "media": "visual",
    "inherited": false,
    "animationType": "length",
    "percentages": "referToWidthOfContainingBlock",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "0",
    "appliesto": "allElementsExceptTableDisplayTypes",
    "computed": "percentageAsSpecifiedOrAbsoluteLength",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/margin-left"
  },
  "margin-right": {
    "syntax": "<length> | <percentage> | auto",
    "media": "visual",
    "inherited": false,
    "animationType": "length",
    "percentages": "referToWidthOfContainingBlock",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "0",
    "appliesto": "allElementsExceptTableDisplayTypes",
    "computed": "percentageAsSpecifiedOrAbsoluteLength",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/margin-right"
  },
  "margin-top": {
    "syntax": "<length> | <percentage> | auto",
    "media": "visual",
    "inherited": false,
    "animationType": "length",
    "percentages": "referToWidthOfContainingBlock",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "0",
    "appliesto": "allElementsExceptTableDisplayTypes",
    "computed": "percentageAsSpecifiedOrAbsoluteLength",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/margin-top"
  },
  "margin-trim": {
    "syntax": "none | in-flow | all",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "none",
    "appliesto": "blockContainersAndMultiColumnContainers",
    "computed": "asSpecified",
    "order": "perGrammar",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line"
    ],
    "status": "experimental",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/margin-trim"
  },
  "mask": {
    "syntax": "<mask-layer>#",
    "media": "visual",
    "inherited": false,
    "animationType": [
      "mask-image",
      "mask-mode",
      "mask-repeat",
      "mask-position",
      "mask-clip",
      "mask-origin",
      "mask-size",
      "mask-composite"
    ],
    "percentages": [
      "mask-position"
    ],
    "groups": [
      "CSS Masking"
    ],
    "initial": [
      "mask-image",
      "mask-mode",
      "mask-repeat",
      "mask-position",
      "mask-clip",
      "mask-origin",
      "mask-size",
      "mask-composite"
    ],
    "appliesto": "allElementsSVGContainerElements",
    "computed": [
      "mask-image",
      "mask-mode",
      "mask-repeat",
      "mask-position",
      "mask-clip",
      "mask-origin",
      "mask-size",
      "mask-composite"
    ],
    "order": "perGrammar",
    "stacking": true,
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask"
  },
  "mask-border": {
    "syntax": "<'mask-border-source'> || <'mask-border-slice'> [ / <'mask-border-width'>? [ / <'mask-border-outset'> ]? ]? || <'mask-border-repeat'> || <'mask-border-mode'>",
    "media": "visual",
    "inherited": false,
    "animationType": [
      "mask-border-mode",
      "mask-border-outset",
      "mask-border-repeat",
      "mask-border-slice",
      "mask-border-source",
      "mask-border-width"
    ],
    "percentages": [
      "mask-border-slice",
      "mask-border-width"
    ],
    "groups": [
      "CSS Masking"
    ],
    "initial": [
      "mask-border-mode",
      "mask-border-outset",
      "mask-border-repeat",
      "mask-border-slice",
      "mask-border-source",
      "mask-border-width"
    ],
    "appliesto": "allElementsSVGContainerElements",
    "computed": [
      "mask-border-mode",
      "mask-border-outset",
      "mask-border-repeat",
      "mask-border-slice",
      "mask-border-source",
      "mask-border-width"
    ],
    "order": "perGrammar",
    "stacking": true,
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-border"
  },
  "mask-border-mode": {
    "syntax": "luminance | alpha",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "alpha",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-border-mode"
  },
  "mask-border-outset": {
    "syntax": "[ <length> | <number> ]{1,4}",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "0",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecifiedRelativeToAbsoluteLengths",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-border-outset"
  },
  "mask-border-repeat": {
    "syntax": "[ stretch | repeat | round | space ]{1,2}",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "stretch",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-border-repeat"
  },
  "mask-border-slice": {
    "syntax": "<number-percentage>{1,4} fill?",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "referToSizeOfMaskBorderImage",
    "groups": [
      "CSS Masking"
    ],
    "initial": "0",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-border-slice"
  },
  "mask-border-source": {
    "syntax": "none | <image>",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "none",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecifiedURLsAbsolute",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-border-source"
  },
  "mask-border-width": {
    "syntax": "[ <length-percentage> | <number> | auto ]{1,4}",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "relativeToMaskBorderImageArea",
    "groups": [
      "CSS Masking"
    ],
    "initial": "auto",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecifiedRelativeToAbsoluteLengths",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-border-width"
  },
  "mask-clip": {
    "syntax": "[ <geometry-box> | no-clip ]#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "border-box",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-clip"
  },
  "mask-composite": {
    "syntax": "<compositing-operator>#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "add",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-composite"
  },
  "mask-image": {
    "syntax": "<mask-reference>#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "none",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecifiedURLsAbsolute",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-image"
  },
  "mask-mode": {
    "syntax": "<masking-mode>#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "match-source",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-mode"
  },
  "mask-origin": {
    "syntax": "<geometry-box>#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "border-box",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-origin"
  },
  "mask-position": {
    "syntax": "<position>#",
    "media": "visual",
    "inherited": false,
    "animationType": "repeatableListOfSimpleListOfLpc",
    "percentages": "referToSizeOfMaskPaintingArea",
    "groups": [
      "CSS Masking"
    ],
    "initial": "center",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "consistsOfTwoKeywordsForOriginAndOffsets",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-position"
  },
  "mask-repeat": {
    "syntax": "<repeat-style>#",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "no-repeat",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "consistsOfTwoDimensionKeywords",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-repeat"
  },
  "mask-size": {
    "syntax": "<bg-size>#",
    "media": "visual",
    "inherited": false,
    "animationType": "repeatableListOfSimpleListOfLpc",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "auto",
    "appliesto": "allElementsSVGContainerElements",
    "computed": "asSpecifiedRelativeToAbsoluteLengths",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-size"
  },
  "mask-type": {
    "syntax": "luminance | alpha",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Masking"
    ],
    "initial": "luminance",
    "appliesto": "maskElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mask-type"
  },
  "masonry-auto-flow": {
    "syntax": "[ pack | next ] || [ definite-first | ordered ]",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Grid Layout"
    ],
    "initial": "pack",
    "appliesto": "gridContainersWithMasonryLayout",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "experimental",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/masonry-auto-flow"
  },
  "math-style": {
    "syntax": "normal | compact",
    "media": "visual",
    "inherited": true,
    "animationType": "notAnimatable",
    "percentages": "no",
    "groups": [
      "MathML"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/math-style"
  },
  "max-block-size": {
    "syntax": "<'max-width'>",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "blockSizeOfContainingBlock",
    "groups": [
      "CSS Logical Properties"
    ],
    "initial": "0",
    "appliesto": "sameAsWidthAndHeight",
    "computed": "sameAsMaxWidthAndMaxHeight",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/max-block-size"
  },
  "max-height": {
    "syntax": "none | <length-percentage> | min-content | max-content | fit-content(<length-percentage>)",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "regardingHeightOfGeneratedBoxContainingBlockPercentagesNone",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "none",
    "appliesto": "allElementsButNonReplacedAndTableColumns",
    "computed": "percentageAsSpecifiedAbsoluteLengthOrNone",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/max-height"
  },
  "max-inline-size": {
    "syntax": "<'max-width'>",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "inlineSizeOfContainingBlock",
    "groups": [
      "CSS Logical Properties"
    ],
    "initial": "0",
    "appliesto": "sameAsWidthAndHeight",
    "computed": "sameAsMaxWidthAndMaxHeight",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/max-inline-size"
  },
  "max-lines": {
    "syntax": "none | <integer>",
    "media": "visual",
    "inherited": false,
    "animationType": "integer",
    "percentages": "no",
    "groups": [
      "CSS Overflow"
    ],
    "initial": "none",
    "appliesto": "blockContainersExceptMultiColumnContainers",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "experimental"
  },
  "max-width": {
    "syntax": "none | <length-percentage> | min-content | max-content | fit-content(<length-percentage>)",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "referToWidthOfContainingBlock",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "none",
    "appliesto": "allElementsButNonReplacedAndTableRows",
    "computed": "percentageAsSpecifiedAbsoluteLengthOrNone",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/max-width"
  },
  "min-block-size": {
    "syntax": "<'min-width'>",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "blockSizeOfContainingBlock",
    "groups": [
      "CSS Logical Properties"
    ],
    "initial": "0",
    "appliesto": "sameAsWidthAndHeight",
    "computed": "sameAsMinWidthAndMinHeight",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/min-block-size"
  },
  "min-height": {
    "syntax": "auto | <length> | <percentage> | min-content | max-content | fit-content(<length-percentage>)",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "regardingHeightOfGeneratedBoxContainingBlockPercentages0",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "auto",
    "appliesto": "allElementsButNonReplacedAndTableColumns",
    "computed": "percentageAsSpecifiedOrAbsoluteLength",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/min-height"
  },
  "min-inline-size": {
    "syntax": "<'min-width'>",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "inlineSizeOfContainingBlock",
    "groups": [
      "CSS Logical Properties"
    ],
    "initial": "0",
    "appliesto": "sameAsWidthAndHeight",
    "computed": "sameAsMinWidthAndMinHeight",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/min-inline-size"
  },
  "min-width": {
    "syntax": "auto | <length> | <percentage> | min-content | max-content | fit-content(<length-percentage>)",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "referToWidthOfContainingBlock",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "auto",
    "appliesto": "allElementsButNonReplacedAndTableRows",
    "computed": "percentageAsSpecifiedOrAbsoluteLength",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/min-width"
  },
  "mix-blend-mode": {
    "syntax": "<blend-mode>",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "Compositing and Blending"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "stacking": true,
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/mix-blend-mode"
  },
  "object-fit": {
    "syntax": "fill | contain | cover | none | scale-down",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Images"
    ],
    "initial": "fill",
    "appliesto": "replacedElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/object-fit"
  },
  "object-position": {
    "syntax": "<position>",
    "media": "visual",
    "inherited": true,
    "animationType": "repeatableListOfSimpleListOfLpc",
    "percentages": "referToWidthAndHeightOfElement",
    "groups": [
      "CSS Images"
    ],
    "initial": "50% 50%",
    "appliesto": "replacedElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/object-position"
  },
  "offset": {
    "syntax": "[ <'offset-position'>? [ <'offset-path'> [ <'offset-distance'> || <'offset-rotate'> ]? ]? ]! [ / <'offset-anchor'> ]?",
    "media": "visual",
    "inherited": false,
    "animationType": [
      "offset-position",
      "offset-path",
      "offset-distance",
      "offset-anchor",
      "offset-rotate"
    ],
    "percentages": [
      "offset-position",
      "offset-distance",
      "offset-anchor"
    ],
    "groups": [
      "CSS Motion Path"
    ],
    "initial": [
      "offset-position",
      "offset-path",
      "offset-distance",
      "offset-anchor",
      "offset-rotate"
    ],
    "appliesto": "transformableElements",
    "computed": [
      "offset-position",
      "offset-path",
      "offset-distance",
      "offset-anchor",
      "offset-rotate"
    ],
    "order": "perGrammar",
    "stacking": true,
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/offset"
  },
  "offset-anchor": {
    "syntax": "auto | <position>",
    "media": "visual",
    "inherited": false,
    "animationType": "position",
    "percentages": "relativeToWidthAndHeight",
    "groups": [
      "CSS Motion Path"
    ],
    "initial": "auto",
    "appliesto": "transformableElements",
    "computed": "forLengthAbsoluteValueOtherwisePercentage",
    "order": "perGrammar",
    "status": "standard"
  },
  "offset-distance": {
    "syntax": "<length-percentage>",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "referToTotalPathLength",
    "groups": [
      "CSS Motion Path"
    ],
    "initial": "0",
    "appliesto": "transformableElements",
    "computed": "forLengthAbsoluteValueOtherwisePercentage",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/offset-distance"
  },
  "offset-path": {
    "syntax": "none | ray( [ <angle> && <size> && contain? ] ) | <path()> | <url> | [ <basic-shape> || <geometry-box> ]",
    "media": "visual",
    "inherited": false,
    "animationType": "angleOrBasicShapeOrPath",
    "percentages": "no",
    "groups": [
      "CSS Motion Path"
    ],
    "initial": "none",
    "appliesto": "transformableElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "stacking": true,
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/offset-path"
  },
  "offset-position": {
    "syntax": "auto | <position>",
    "media": "visual",
    "inherited": false,
    "animationType": "position",
    "percentages": "referToSizeOfContainingBlock",
    "groups": [
      "CSS Motion Path"
    ],
    "initial": "auto",
    "appliesto": "transformableElements",
    "computed": "forLengthAbsoluteValueOtherwisePercentage",
    "order": "perGrammar",
    "status": "experimental"
  },
  "offset-rotate": {
    "syntax": "[ auto | reverse ] || <angle>",
    "media": "visual",
    "inherited": false,
    "animationType": "angleOrBasicShapeOrPath",
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    "syntax": "none | mandatory | proximity",
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    "computed": "specifiedValueNumberClipped0To1",
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    "animationType": "lpc",
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    "appliesto": "floats",
    "computed": "asSpecifiedRelativeToAbsoluteLengths",
    "order": "uniqueOrder",
    "status": "standard",
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    "initial": "none",
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    "computed": "asDefinedForBasicShapeWithAbsoluteURIOtherwiseAsSpecified",
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    "syntax": "<integer> | <length>",
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    "syntax": "auto | fixed",
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    "syntax": "none | all | [ digits <integer>? ]",
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    "syntax": "[ over | under ] && [ right | left ]",
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    "syntax": "none | [ [ filled | open ] || [ dot | circle | double-circle | triangle | sesame ] ] | <string>",
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    "syntax": "<length-percentage> && hanging? && each-line?",
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    "inherited": true,
    "animationType": "lpc",
    "percentages": "referToWidthOfContainingBlock",
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    "syntax": "auto | inter-character | inter-word | none",
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    "animationType": "discrete",
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    "syntax": "mixed | upright | sideways",
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    "syntax": "[ clip | ellipsis | <string> ]{1,2}",
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    "appliesto": "textElements",
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    "syntax": "none | <shadow-t>#",
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    "computed": "colorPlusThreeAbsoluteLengths",
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    "syntax": "none | capitalize | uppercase | lowercase | full-width | full-size-kana",
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    "initial": "50% 50% 0",
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    "syntax": "none | <single-transition-property>#",
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  "translate": {
    "syntax": "none | <length-percentage> [ <length-percentage> <length>? ]?",
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    "inherited": false,
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    "stacking": true,
    "status": "standard",
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    "syntax": "normal | embed | isolate | bidi-override | isolate-override | plaintext",
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    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
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    "initial": "normal",
    "appliesto": "allElementsSomeValuesNoEffectOnNonInlineElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/unicode-bidi"
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    "syntax": "auto | text | none | contain | all",
    "media": "visual",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
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    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
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    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/user-select"
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    "syntax": "baseline | sub | super | text-top | text-bottom | middle | top | bottom | <percentage> | <length>",
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    "inherited": false,
    "animationType": "length",
    "percentages": "referToLineHeight",
    "groups": [
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    "initial": "baseline",
    "appliesto": "inlineLevelAndTableCellElements",
    "computed": "absoluteLengthOrKeyword",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
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      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/vertical-align"
  },
  "visibility": {
    "syntax": "visible | hidden | collapse",
    "media": "visual",
    "inherited": true,
    "animationType": "visibility",
    "percentages": "no",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "visible",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/visibility"
  },
  "white-space": {
    "syntax": "normal | pre | nowrap | pre-wrap | pre-line | break-spaces",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Text"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/white-space"
  },
  "widows": {
    "syntax": "<integer>",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Fragmentation"
    ],
    "initial": "2",
    "appliesto": "blockContainerElements",
    "computed": "asSpecified",
    "order": "perGrammar",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/widows"
  },
  "width": {
    "syntax": "auto | <length> | <percentage> | min-content | max-content | fit-content(<length-percentage>)",
    "media": "visual",
    "inherited": false,
    "animationType": "lpc",
    "percentages": "referToWidthOfContainingBlock",
    "groups": [
      "CSS Box Model"
    ],
    "initial": "auto",
    "appliesto": "allElementsButNonReplacedAndTableRows",
    "computed": "percentageAutoOrAbsoluteLength",
    "order": "lengthOrPercentageBeforeKeywordIfBothPresent",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/width"
  },
  "will-change": {
    "syntax": "auto | <animateable-feature>#",
    "media": "all",
    "inherited": false,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Will Change"
    ],
    "initial": "auto",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/will-change"
  },
  "word-break": {
    "syntax": "normal | break-all | keep-all | break-word",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Text"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/word-break"
  },
  "word-spacing": {
    "syntax": "normal | <length-percentage>",
    "media": "visual",
    "inherited": true,
    "animationType": "length",
    "percentages": "referToWidthOfAffectedGlyph",
    "groups": [
      "CSS Text"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "optimumMinAndMaxValueOfAbsoluteLengthPercentageOrNormal",
    "order": "uniqueOrder",
    "alsoAppliesTo": [
      "::first-letter",
      "::first-line",
      "::placeholder"
    ],
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/word-spacing"
  },
  "word-wrap": {
    "syntax": "normal | break-word",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Text"
    ],
    "initial": "normal",
    "appliesto": "nonReplacedInlineElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/overflow-wrap"
  },
  "writing-mode": {
    "syntax": "horizontal-tb | vertical-rl | vertical-lr | sideways-rl | sideways-lr",
    "media": "visual",
    "inherited": true,
    "animationType": "discrete",
    "percentages": "no",
    "groups": [
      "CSS Writing Modes"
    ],
    "initial": "horizontal-tb",
    "appliesto": "allElementsExceptTableRowColumnGroupsTableRowsColumns",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/writing-mode"
  },
  "z-index": {
    "syntax": "auto | <integer>",
    "media": "visual",
    "inherited": false,
    "animationType": "integer",
    "percentages": "no",
    "groups": [
      "CSS Positioning"
    ],
    "initial": "auto",
    "appliesto": "positionedElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "stacking": true,
    "status": "standard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/z-index"
  },
  "zoom": {
    "syntax": "normal | reset | <number> | <percentage>",
    "media": "visual",
    "inherited": false,
    "animationType": "integer",
    "percentages": "no",
    "groups": [
      "Microsoft Extensions"
    ],
    "initial": "normal",
    "appliesto": "allElements",
    "computed": "asSpecified",
    "order": "uniqueOrder",
    "status": "nonstandard",
    "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/zoom"
  }
}