CSS property: mask-border-outset

IE

  1. 6 - 10: Not supported
  2. 11: Not supported

Edge

  1. 12 - 18: Not supported
  2. 79 - 120: Partial support
  3. 121: Partial support

Firefox

  1. 2 - 122: Not supported
  2. 123: Not supported
  3. 124 - 126: Not supported

Chrome

  1. 4 - 121: Partial support
  2. 122: Partial support
  3. 123 - 125: Partial support

Safari

  1. 3.1 - 17.1: Partial support
  2. 17.2: Supported
  3. 17.3: Supported
  4. 17.4 - TP: Supported

Opera

  1. 10 - 12.1: Not supported
  2. 15 - 105: Partial support
  3. 106: Partial support

Safari on iOS

  1. 3.2 - 17.2: Partial support
  2. 17.3: Partial support
  3. 17.4: Partial support

Opera Mini

  1. all: Support unknown

Android Browser

  1. 2.1 - 4.3: Not supported
  2. 4.4 - 4.4.4: Partial support
  3. 121: Partial support

Opera Mobile

  1. 12 - 12.1: Not supported
  2. 73: Partial support

Chrome for Android

  1. 121: Partial support

Firefox for Android

  1. 122: Not supported

UC Browser for Android

  1. 15.5: Support unknown

Samsung Internet

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

QQ Browser

  1. 13.1: Support unknown

Baidu Browser

  1. 13.18: Support unknown

KaiOS Browser

  1. 2.5: Support unknown
  2. 3: Support unknown