CSS @when / @else conditional rules
- WDSyntax allowing CSS conditions (like media and support queries) to be written more simply, as well as making it possible to write mutually exclusive rules using @else statements.
Chrome
- ❌ 4 - 131: Not supported
- ❌ 132: Not supported
- ❌ 133 - 135: Not supported
Edge
- ❌ 12 - 131: Not supported
- ❌ 132: Not supported
Safari
- ❌ 3.1 - 18.2: Not supported
- ❌ 18.3: Not supported
- ❌ 18.4 - TP: Not supported
Firefox
- ❌ 2 - 133: Not supported
- ❌ 134: Not supported
- ❌ 135 - 137: Not supported
Opera
- ❌ 9 - 113: Not supported
- ❌ 114: Not supported
IE
- ❌ 5.5 - 10: Not supported
- ❌ 11: Not supported
Chrome for Android
- ❌ 132: Not supported
Safari on iOS
- ❌ 3.2 - 18.2: Not supported
- ❌ 18.3: Not supported
- ❌ 18.4: Not supported
Samsung Internet
- ❌ 4 - 26: Not supported
- ❌ 27: Not supported
Opera Mini
- ❌ all: Not supported
Opera Mobile
- ❌ 10 - 12.1: Not supported
- ❌ 80: Not supported
UC Browser for Android
- ❌ 15.5: Not supported
Android Browser
- ❌ 2.1 - 4.4.4: Not supported
- ❌ 132: Not supported
Firefox for Android
- ❌ 132: Not supported
QQ Browser
- ❌ 14.9: Not supported
Baidu Browser
- ❌ 13.52: Not supported
KaiOS Browser
- ❌ 2.5: Not supported
- ❌ 3: Not supported