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: Supported
  3. 80: Supported

Firefox

  1. 2: Not supported
  2. 3 - 40: Partial support
  3. 41 - 73: Supported
  4. 74: Supported
  5. 75 - 76: Supported

Chrome

  1. 4 - 68: Partial support
  2. 69 - 79: Supported
  3. 80: Supported
  4. 81 - 83: Supported

Safari

  1. 3.1 - 12: Partial support
  2. 12.1: Supported
  3. 13: Supported
  4. 13.1 - TP: Supported

Opera

  1. 9 - 12.1: Not supported
  2. 15 - 65: Partial support
  3. 66: Supported

iOS Safari

  1. 3.2 - 12.1: Partial support
  2. 12.2 - 13.2: Supported
  3. 13.3: Supported
  4. 13.4: Supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Partial support
  2. 80: Supported

Blackberry Browser

  1. 7: Partial support
  2. 10: Partial support

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 46: Partial support

Chrome for Android

  1. 80: Supported

Firefox for Android

  1. 68: Supported

IE Mobile

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

UC Browser for Android

  1. 12.12: Partial support

Samsung Internet

  1. 4 - 9.2: Partial support
  2. 10.1: Supported
  3. 11.1: Supported

QQ Browser

  1. 1.2: Partial support

Baidu Browser

  1. 7.12: Partial support

KaiOS Browser

  1. 2.5: Supported
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