CSS Counter Styles

- CR

The @counter-style CSS at-rule allows custom counter styles to be defined. A @counter-style rule defines how to convert a counter value into a string representation.

Chrome

  1. ❌ 4 - 90: Not supported
  2. ◐ 91 - 155: Partial support
  3. ◐ 156: Partial support
  4. ◐ 157 - 159: Partial support

Edge

  1. ❌ 12 - 90: Not supported
  2. ◐ 91 - 154: Partial support
  3. ◐ 155: Partial support

Safari

  1. ❌ 3.1 - 16.6: Not supported
  2. ◐ 17.0 - 26.6: Partial support
  3. ◐ 27: Partial support
  4. ◐ 27.1 - TP: Partial support

Firefox

  1. ❌ 2 - 32: Not supported
  2. ◐ 33 - 158: Partial support
  3. ◐ 159: Partial support
  4. ◐ 160 - 162: Partial support

Opera

  1. ❌ 9 - 76: Not supported
  2. ◐ 77 - 134: Partial support
  3. ◐ 135: Partial support

IE

  1. ❌ 5.5 - 10: Not supported
  2. ❌ 11: Not supported

Chrome for Android

  1. ◐ 156: Partial support

Safari on iOS

  1. ❌ 3.2 - 16.7: Not supported
  2. ◐ 17.0 - 26.6: Partial support
  3. ◐ 27.0: Partial support
  4. ◐ 27.1 - 27.2: Partial support

Samsung Internet

  1. ❌ 4 - 15.0: Not supported
  2. ◐ 16.0 - 29: Partial support
  3. ◐ 30: Partial support

Opera Mini

  1. ❌ all: Not supported

Opera Mobile

  1. ❌ 10 - 12.1: Not supported
  2. ◐ 80: Partial support

UC Browser for Android

  1. ✅ 15.5: Supported

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ◐ 156: Partial support

Firefox for Android

  1. ◐ 159: Partial support

QQ Browser

  1. ❌ 14.9: Not supported

Baidu Browser

  1. ◐ 13.52: Partial support

KaiOS Browser

  1. ◐ 2.5: Partial support
  2. ◐ 3: Partial support
Resources:
WebKit bug on support for @counter-style
MDN Web Docs - CSS counter style
CSS @counter-style Demo