| { |
| "css": { |
| "properties": { |
| "align-items": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/align-items", |
| "spec_url": [ |
| "https://drafts.csswg.org/css-align/#align-items-property", |
| "https://drafts.csswg.org/css-flexbox/#align-items-property" |
| ], |
| "tags": [ |
| "web-features:flexbox" |
| ], |
| "support": { |
| "chrome": [ |
| { |
| "version_added": "29" |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "21" |
| } |
| ], |
| "chrome_android": "mirror", |
| "edge": [ |
| { |
| "version_added": "12" |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "12" |
| } |
| ], |
| "firefox": [ |
| { |
| "version_added": "20" |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "49" |
| } |
| ], |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "11" |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": [ |
| { |
| "version_added": "9" |
| }, |
| { |
| "prefix": "-webkit-", |
| "version_added": "7" |
| } |
| ], |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| }, |
| "anchor-center": { |
| "__compat": { |
| "spec_url": "https://drafts.csswg.org/css-anchor-position-1/#anchor-center", |
| "tags": [ |
| "web-features:anchor-positioning" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "125" |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": false, |
| "impl_url": "https://bugzil.la/1838746" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": false |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": true, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "flex_context": { |
| "__compat": { |
| "description": "Supported in Flex Layout", |
| "spec_url": [ |
| "https://drafts.csswg.org/css-align/#align-items-property", |
| "https://drafts.csswg.org/css-flexbox/#align-items-property" |
| ], |
| "tags": [ |
| "web-features:flexbox" |
| ], |
| "support": { |
| "chrome": [ |
| { |
| "version_added": "52" |
| }, |
| { |
| "version_added": "21", |
| "version_removed": "52", |
| "partial_implementation": true, |
| "notes": "Older versions of the specification treat absolute positioned children as though they are a 0 by 0 flex item. Later specification versions take the children out of the flow and set their positions based on align and justify properties. Chrome implements the new behavior beginning with Chrome 52." |
| } |
| ], |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "20", |
| "notes": "Multi-line flexbox has been supported since Firefox 28." |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "11", |
| "notes": "In Internet Explorer 10 and 11, if column flex items have `align-items: center;` set on them and their content is too large, then they will overflow the bounds of their container. See [Flexbug #2](https://github.com/philipwalton/flexbugs#2-column-flex-items-set-to-align-itemscenter-overflow-their-container)." |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "7" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| }, |
| "baseline": { |
| "__compat": { |
| "tags": [ |
| "web-features:flexbox" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "21" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "≤79" |
| }, |
| "firefox": { |
| "version_added": "28" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "44" |
| }, |
| "opera_android": { |
| "version_added": "43" |
| }, |
| "safari": { |
| "version_added": "7" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": { |
| "version_added": "7.0" |
| }, |
| "webview_android": { |
| "version_added": "57" |
| }, |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "first_baseline": { |
| "__compat": { |
| "description": "`first baseline`", |
| "tags": [ |
| "web-features:flexbox" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "59" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "≤79" |
| }, |
| "firefox": { |
| "version_added": "52" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "11" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "last_baseline": { |
| "__compat": { |
| "description": "`last baseline`", |
| "tags": [ |
| "web-features:flexbox" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "108" |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "52" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "16.2" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "safe_unsafe": { |
| "__compat": { |
| "description": "`safe` and `unsafe`", |
| "tags": [ |
| "web-features:flexbox" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "115", |
| "notes": "Before version 115, this value is recognized, but has no effect." |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "63" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "17.6" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "start_end": { |
| "__compat": { |
| "description": "`start` and `end`", |
| "tags": [ |
| "web-features:flexbox" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "93" |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "45" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "15.4" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| } |
| }, |
| "grid_context": { |
| "__compat": { |
| "description": "Supported in Grid Layout", |
| "spec_url": [ |
| "https://drafts.csswg.org/css-align/#align-items-property", |
| "https://drafts.csswg.org/css-flexbox/#align-items-property" |
| ], |
| "tags": [ |
| "web-features:grid" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "57" |
| }, |
| "chrome_android": { |
| "version_added": "52" |
| }, |
| "edge": { |
| "version_added": "16" |
| }, |
| "firefox": { |
| "version_added": "52" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": { |
| "version_added": "43" |
| }, |
| "safari": { |
| "version_added": "10.1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": { |
| "version_added": "6.2" |
| }, |
| "webview_android": { |
| "version_added": "57" |
| }, |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| }, |
| "start_end": { |
| "__compat": { |
| "description": "`start` and `end`", |
| "tags": [ |
| "web-features:grid" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "57" |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "52" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "11" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
