• Filters:
• Newly available
• Widely available
• Limited availability
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• Features only in:
• Chromium
• Firefox
• Safari

• Browser releases:
• Chrome 143
• Chrome Android 143
• Edge 143
• Firefox 146
• Firefox for Android 146
• Safari 26.1
• Safari on iOS 26.1

New features in Chrome 143 (released on 2025-12-02)

• Anchor position container queries

  Limited availability

  Anchor position container queries with the @container anchored(fallback: …) at-rule apply styles to an element based on the element's anchor position.

  Learn more

  • Chrome 143 Released on 2025-12-02
  • Chrome Android 143 Released on 2025-12-02
  • Edge 143 Released on 2025-12-05
  • Firefox ❌
  • Firefox for Android ❌
  • Safari ❌
  • Safari on iOS ❌

• font-language-override

  Limited availability

  The font-language-override CSS property sets which language-specific glyphs are displayed.

  Baseline availability blocked since December 2025 by Safari (0 months)

  Learn more

  • Chrome 143 Released on 2025-12-02
  • Chrome Android 143 Released on 2025-12-02
  • Edge 143 Released on 2025-12-05
  • Firefox 34 Released on 2014-12-01
  • Firefox for Android 34 Released on 2014-12-01
  • Safari ❌ Vendor position : unknown
  • Safari on iOS ❌ Vendor position : unknown