Can I use
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CSS Container Query Units

- WD

Container Query Units specify a length relative to the dimensions of a query container. The units include: cqw, cqh, cqi, cqb, cqmin, and cqmax.

Chrome

  1. 4 - 92: Not supported
  2. 93 - 100: Disabled by default
  3. 101 - 104: Disabled by default
  4. 105 - 110: Supported
  5. 111: Supported
  6. 112 - 114: Supported

Edge

  1. 12 - 104: Not supported
  2. 105 - 110: Supported
  3. 111: Supported

Safari

  1. 3.1 - 15.6: Not supported
  2. 16.0 - 16.2: Supported
  3. 16.3: Supported
  4. 16.4 - TP: Supported

Firefox

  1. 2 - 109: Not supported
  2. 110: Supported
  3. 111: Supported
  4. 112 - 113: Supported

Opera

  1. 9 - 78: Not supported
  2. 79 - 90: Disabled by default
  3. 91 - 94: Supported
  4. 95: Supported

IE

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

Chrome for Android

  1. 111: Supported

Safari on iOS

  1. 3.2 - 15.6: Not supported
  2. 16.0 - 16.2: Supported
  3. 16.3: Supported
  4. 16.4: Supported

Samsung Internet

  1. 4 - 19.0: Not supported
  2. 20: Supported

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 73: Supported

UC Browser for Android

  1. 13.4: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 111: Supported

Firefox for Android

  1. 110: Supported

QQ Browser

  1. 13.1: Not supported

Baidu Browser

  1. 13.18: Not supported

KaiOS Browser

  1. 2.5: Not supported
  2. 3: Not supported
Resources:
Firefox support bug
CSS Tricks: Container Units Should Be Pretty Handy
Blog post: CSS Container Query Units