Can I use
?

CSS scrollbar styling

- CR

Methods of styling scrollbars' color and width.

Chrome

  1. 4 - 118: Partial support
  2. 119: Partial support
  3. 120 - 122: Partial support

Edge

  1. 12 - 18: Not supported
  2. 79 - 118: Partial support
  3. 119: Partial support

Safari

  1. 3.1 - 5: Support unknown
  2. 5.1 - 17.0: Partial support
  3. 17.1: Partial support
  4. 17.2 - TP: Partial support

Firefox

  1. 2 - 62: Not supported
  2. 63: Disabled by default
  3. 64 - 119: Supported
  4. 120: Supported
  5. 121 - 123: Supported

Opera

  1. 9 - 12.1: Not supported
  2. 15 - 103: Partial support
  3. 104: Partial support

IE

  1. 5.5 - 10: Partial support
  2. 11: Partial support

Chrome for Android

  1. 119: Partial support

Safari on iOS

  1. 3.2 - 6.1: Support unknown
  2. 7: Partial support
  3. 8 - 13.7: Partial support
  4. 14 - 17.0: Not supported
  5. 17.1: Not supported
  6. 17.2: Not supported

Samsung Internet

  1. 4 - 22: Partial support
  2. 23: Partial support

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 73: Partial support

UC Browser for Android

  1. 15.5: Partial support

Android Browser

  1. 2.1 - 2.2: Support unknown
  2. 2.3 - 4.4.4: Partial support
  3. 119: Partial support

Firefox for Android

  1. 119: Supported

QQ Browser

  1. 13.1: Partial support

Baidu Browser

  1. 13.18: Partial support

KaiOS Browser

  1. 2.5: Not supported
  2. 3: Not supported
Resources:
Tutorial for IE & WebKit/Blink browsers
Firefox support bug
jQuery custom content scroller
"perfect-scrollbar" - Minimal custom scrollbar plugin
Stackoverflow article discussing cross-browser support
Webkit blog post describing their non-standard support