CSS Containment
- RECThe CSS contain
property lets developers limit the scope of the browser's styles, layout and paint work for faster and more efficient rendering.
Chrome
- ❌ 4 - 50: Not supported
- ❌ 51: Disabled by default
- ✅ 52 - 128: Supported
- ✅ 129: Supported
- ✅ 130 - 132: Supported
Edge
- ❌ 12 - 18: Not supported
- ✅ 79 - 128: Supported
- ✅ 129: Supported
Safari
- ❌ 3.1 - 15.3: Not supported
- ✅ 15.4 - 17.6: Supported
- ✅ 18.0: Supported
- ✅ 18.1 - TP: Supported
Firefox
- ❌ 2 - 40: Not supported
- ❌ 41 - 68: Disabled by default
- ✅ 69 - 129: Supported
- ✅ 130: Supported
- ✅ 131 - 133: Supported
Opera
- ❌ 9 - 37: Not supported
- ❌ 38 - 39: Disabled by default
- ✅ 40 - 113: Supported
- ✅ 114: Supported
IE
- ❌ 5.5 - 10: Not supported
- ❌ 11: Not supported
Chrome for Android
- ✅ 129: Supported
Safari on iOS
- ❌ 3.2 - 15.3: Not supported
- ✅ 15.4 - 17.6: Supported
- ✅ 18.0: Supported
- ✅ 18.1: Supported
Samsung Internet
- ❌ 4 - 5.4: Not supported
- ✅ 6.2 - 24: Supported
- ✅ 25: Supported
Opera Mini
- ❌ all: Not supported
Opera Mobile
- ❌ 10 - 12.1: Not supported
- ✅ 80: Supported
UC Browser for Android
- ✅ 15.5: Supported
Android Browser
- ❌ 2.1 - 4.4.4: Not supported
- ✅ 129: Supported
Firefox for Android
- ✅ 130: Supported
QQ Browser
- ✅ 14.9: Supported
Baidu Browser
- ✅ 13.52: Supported
KaiOS Browser
- ❌ 2.5: Disabled by default
- ✅ 3: Supported
- Resources:
- Google Developers article