Web platform features explorer

Outlines

Widely available since 2019-10-05
Tags: css

The outline-color, outline-style, and outline-width and outline-offset CSS properties style a line around an element, outside of the border.

Browser support

  • Chrome 1 Released on 2008-12-11
  • Chrome Android 18 Released on 2012-06-27
  • Edge 15 Released on 2017-04-05
  • Firefox 1.5 Released on 2005-11-29
  • Firefox for Android 4 Released on 2011-03-29
  • Safari 1.2 Released on 2004-02-02
  • Safari on iOS 1 Released on 2007-06-29