Can I use
?

Customizable Select element

- UNOFF

Proposal for a customizable <select> element. Previously envisioned as a separate element (<selectlist> or <selectmenu>).

Chrome

  1. ❌ 4 - 96: Not supported
  2. ❌ 97 - 143: Disabled by default
  3. ❌ 144: Disabled by default
  4. ❌ 145 - 147: Disabled by default

Edge

  1. ❌ 12 - 96: Not supported
  2. ❌ 97 - 143: Disabled by default
  3. ❌ 144: Disabled by default

Safari

  1. ❌ 3.1 - 26.1: Not supported
  2. ❌ 26.2: Not supported
  3. ❌ 26.3 - TP: Not supported

Firefox

  1. ❌ 2 - 146: Not supported
  2. ❌ 147: Not supported
  3. ❌ 148 - 150: Not supported

Opera

  1. ❌ 9 - 82: Not supported
  2. ❌ 83 - 124: Disabled by default
  3. ❌ 125: Disabled by default

IE

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

Chrome for Android

  1. ❌ 144: Disabled by default

Safari on iOS

  1. ❌ 3.2 - 26.1: Not supported
  2. ❌ 26.2: Not supported
  3. ❌ 26.3: Not supported

Samsung Internet

  1. ❌ 4 - 28: Not supported
  2. ❌ 29: Not supported

Opera Mini

  1. ❌ all: Not supported

Opera Mobile

  1. ❌ 10 - 12.1: Not supported
  2. ❌ 80: Disabled by default

UC Browser for Android

  1. ❌ 15.5: Not supported

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ❌ 144: Not supported

Firefox for Android

  1. ❌ 147: Not supported

QQ Browser

  1. ❌ 14.9: Not supported

Baidu Browser

  1. ❌ 13.52: Not supported

KaiOS Browser

  1. ❌ 2.5: Not supported
  2. ❌ 3: Not supported
Resources:
Chrome's request for feedback on latest proposal
Blog post: Two levels of customising <selectlist>
Open UI's <selectlist> demos