CSS ::marker pseudo-element

- WD

The ::marker pseudo-element allows list item markers to be styled or have their content value customized.

IE

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

Edge

  1. 12 - 79: Not supported
  2. 80: Not supported

Firefox

  1. 2 - 67: Not supported
  2. 68 - 71: Supported
  3. 72: Supported
  4. 73 - 74: Supported

Chrome

  1. 4 - 79: Not supported
  2. 80: Not supported
  3. 81 - 83: Not supported

Safari

  1. 3.1 - 11: Not supported
  2. 11.1 - 12.1: Supported
  3. 13: Supported
  4. TP: Supported

Opera

  1. 9 - 65: Not supported
  2. 66: Not supported

iOS Safari

  1. 3.2 - 11.2: Not supported
  2. 11.3 - 13.1: Supported
  3. 13.2: Supported
  4. 13.3: Supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 76: Not supported

Blackberry Browser

  1. 7: Not supported
  2. 10: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 46: Not supported

Chrome for Android

  1. 79: Not supported

Firefox for Android

  1. 68: Not supported

IE Mobile

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

UC Browser for Android

  1. 12.12: Not supported

Samsung Internet

  1. 4 - 9.2: Not supported
  2. 10.1: Not supported

QQ Browser

  1. 1.2: Not supported

Baidu Browser

  1. 7.12: Not supported

KaiOS Browser

  1. 2.5: Not supported
Resources:
Chrome support bug
WebKit support bug
Firefox support bug
CSS-Tricks article
MDN Web Docs - CSS ::marker
Edge UserVoice request