| { |
| "css": { |
| "properties": { |
| "position": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/position", |
| "spec_url": "https://drafts.csswg.org/css-position/#position-property", |
| "tags": [ |
| "web-features:position" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "4" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "4" |
| }, |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| }, |
| "absolute": { |
| "__compat": { |
| "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-absolute", |
| "tags": [ |
| "web-features:absolute-positioning" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1", |
| "notes": [ |
| "Before Firefox 57, absolute positioning did not work correctly when applied to elements inside tables that have [`border-collapse`](https://developer.mozilla.org/docs/Web/CSS/border-collapse) applied to them ([bug 1379306](https://bugzil.la/1379306)).", |
| "Before Firefox 30, absolute positioning of table rows and row groups was not supported ([bug 63895](https://bugzil.la/63895))." |
| ] |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "≤11" |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "absolutely_positioned_flex_children": { |
| "__compat": { |
| "description": "Absolutely-positioned flex children", |
| "tags": [ |
| "web-features:flexbox" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "52" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "52" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "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 |
| } |
| } |
| }, |
| "fixed": { |
| "__compat": { |
| "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-fixed", |
| "tags": [ |
| "web-features:fixed-positioning" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1", |
| "notes": "Before Firefox 44, `position: fixed` didn't create a stacking context in most cases. Firefox and the specification have been modified to mimic Chrome and Safari's long-time behavior." |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "7", |
| "notes": "In Internet Explorer, fixed positioning doesn't work if the document is in [quirks mode](https://developer.mozilla.org/docs/Web/HTML/Quirks_Mode_and_Standards_Mode)." |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "4" |
| }, |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "position_sticky_table_elements": { |
| "__compat": { |
| "description": "Table elements as `sticky` positioning containers", |
| "tags": [ |
| "web-features:sticky-positioning" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "56" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "16" |
| }, |
| "firefox": { |
| "version_added": "59", |
| "notes": "Borders do not display on table headers if [`border-collapse`](https://developer.mozilla.org/docs/Web/CSS/border-collapse) is set to `collapse` ([bug 1727594](https://bugzil.la/1727594))." |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "8" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "relative": { |
| "__compat": { |
| "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-relative", |
| "tags": [ |
| "web-features:relative-positioning" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "≤11" |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "static": { |
| "__compat": { |
| "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-static", |
| "tags": [ |
| "web-features:static-positioning" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "≤11" |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "sticky": { |
| "__compat": { |
| "spec_url": "https://drafts.csswg.org/css-position/#valdef-position-sticky", |
| "tags": [ |
| "web-features:sticky-positioning" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "56" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "16" |
| }, |
| "firefox": { |
| "version_added": "32" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": [ |
| { |
| "version_added": "13" |
| }, |
| { |
| "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 |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
