CSS first-line pseudo-element

- REC

Allows styling specifically for the first line of text using the ::first-line pseudo-element. Note that only a limited set of properties can be applied.

Chrome

  1. 4 - 107: Supported
  2. 108: Supported
  3. 109 - 111: Supported

Edge

  1. 12 - 106: Supported
  2. 107: Supported

Safari

  1. 3.1 - 16.0: Supported
  2. 16.1: Supported
  3. 16.2 - TP: Supported

Firefox

  1. 2 - 106: Supported
  2. 107: Supported
  3. 108 - 109: Supported

Opera

  1. 9 - 91: Supported
  2. 92: Supported

IE

  1. 5.5 - 8: Partial support
  2. 9 - 10: Supported
  3. 11: Supported

Chrome for Android

  1. 107: Supported

Safari on iOS

  1. 3.2 - 16.0: Supported
  2. 16.1: Supported

Samsung Internet

  1. 4 - 18.0: Supported
  2. 19.0: Supported

Opera Mini

  1. all: Supported

Opera Mobile

  1. 10 - 12.1: Supported
  2. 72: Supported

UC Browser for Android

  1. 13.4: Supported

Android Browser

  1. 2.1 - 4.4.4: Supported
  2. 107: Supported

Firefox for Android

  1. 106: Supported

QQ Browser

  1. 13.1: Supported

Baidu Browser

  1. 13.18: Supported

KaiOS Browser

  1. 2.5: Supported
Resources:
CSS tricks article
MDN Web Docs - ::first-line