| { |
| "css": { |
| "properties": { |
| "font-size": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/CSS/font-size", |
| "spec_url": "https://drafts.csswg.org/css-fonts/#font-size-prop", |
| "tags": [ |
| "web-features:font-size" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "1" |
| }, |
| "chrome_android": "mirror", |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "1" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "5.5" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "7" |
| }, |
| "opera_android": { |
| "version_added": "10.1" |
| }, |
| "safari": { |
| "version_added": "1" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| }, |
| "math": { |
| "__compat": { |
| "description": "`math` keyword", |
| "tags": [ |
| "web-features:mathml" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "109" |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "117" |
| }, |
| "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": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "rem_values": { |
| "__compat": { |
| "description": "`rem` values", |
| "tags": [ |
| "web-features:font-size" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "31" |
| }, |
| "chrome_android": { |
| "version_added": "42" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "31", |
| "notes": [ |
| "Before Firefox 57, animations using em units are not affected by changes to the `font-size` of the animated element's parent ([bug 1254424](https://bugzil.la/1254424)).", |
| "Before Firefox 57, some language settings' inherited `font-size` is smaller than expected ([bug 1391341](https://bugzil.la/1391341))." |
| ] |
| }, |
| "firefox_android": { |
| "version_added": "31" |
| }, |
| "ie": { |
| "version_added": "9" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "28" |
| }, |
| "opera_android": { |
| "version_added": "28" |
| }, |
| "safari": { |
| "version_added": "7" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "xxx-large": { |
| "__compat": { |
| "description": "`xxx-large` keyword", |
| "tags": [ |
| "web-features:font-size" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "79" |
| }, |
| "chrome_android": "mirror", |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "70" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "16.4" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| } |
| } |
| } |
| } |
| } |
