Can I use
?

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.

IE

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

Edge

  1. 12 - 89: Not supported
  2. 90: Not supported

Firefox

  1. 2 - 32: Not supported
  2. 33 - 87: Partial support
  3. 88: Partial support
  4. 89 - 90: Partial support

Chrome

  1. 4 - 89: Not supported
  2. 90: Not supported
  3. 91 - 93: Partial support

Safari

  1. 3.1 - 14: Not supported
  2. 14.1: Not supported
  3. TP: Not supported

Opera

  1. 9 - 74: Not supported
  2. 75: Not supported

Safari on iOS

  1. 3.2 - 14.4: Not supported
  2. 14.5: Not supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 90: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 62: Not supported

Chrome for Android

  1. 90: Not supported

Firefox for Android

  1. 87: Partial support

UC Browser for Android

  1. 12.12: Not supported

Samsung Internet

  1. 4 - 13.0: Not supported
  2. 14.0: Not supported

QQ Browser

  1. 10.4: Not supported

Baidu Browser

  1. 7.12: Not supported

KaiOS Browser

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