CSS Logical Properties

- WD

Logical properties and values provide control of layout through logical, rather than physical, direction and dimension mappings. These properties are writing-mode relative equivalents of their corresponding physical properties.

IE

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

Edge

  1. 12 - 18: Not supported
  2. 79 - 86: Partial support
  3. 87: Partial support

Firefox

  1. 2: Not supported
  2. 3 - 40: Partial support
  3. 41 - 82: Supported
  4. 83: Supported
  5. 84 - 85: Supported

Chrome

  1. 4 - 68: Partial support
  2. 69 - 86: Partial support
  3. 87: Partial support
  4. 88 - 90: Partial support

Safari

  1. 3.1 - 12: Partial support
  2. 12.1 - 13.1: Partial support
  3. 14: Partial support
  4. TP: Partial support

Opera

  1. 9 - 12.1: Not supported
  2. 15 - 55: Partial support
  3. 56 - 71: Partial support
  4. 72: Partial support

iOS Safari

  1. 3.2 - 12.1: Partial support
  2. 12.2 - 13.7: Partial support
  3. 14: Partial support

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Partial support
  2. 81: Partial support

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 59: Partial support

Chrome for Android

  1. 87: Partial support

Firefox for Android

  1. 83: Supported

UC Browser for Android

  1. 12.12: Partial support

Samsung Internet

  1. 4 - 9.2: Partial support
  2. 10.1 - 12.0: Partial support
  3. 13.0: Partial support

QQ Browser

  1. 10.4: Partial support

Baidu Browser

  1. 7.12: Partial support

KaiOS Browser

  1. 2.5: Partial support
Resources:
MDN Web Docs - CSS -moz-margin-start
MDN Web Docs - CSS -moz-padding-start
MDN - Basic concepts of Logical Properties and Values
Microsoft Edge feature request on UserVoice