On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 1 on 2008-12-11 Note: On macOS, styling <option> elements has no effect.
In Chrome Android version 18 on 2012-06-27
In Edge version 12 on 2015-07-29 Note: On macOS, styling <option> elements has no effect.
In Firefox version 1 on 2004-11-09 Note: From Firefox 56, <option> elements cannot be styled. On macOS, styling <option> elements has no effect.
In Firefox for Android version 4 on 2011-03-29 Note: From Firefox 56, <option> elements cannot be styled.
In Internet Explorer version 9 on 2011-03-14
In Quest Browser version 5.0 on undefined
In Opera version 9 on 2006-06-20 Note: On macOS, styling <option> elements has no effect.
In Opera Android version 10.1 on 2010-11-09
In Safari version 3.1 on 2008-03-18 Note: Styling <option> elements has no effect.
In Safari on iOS version 2 on 2008-07-11 Note: Styling <option> elements has no effect.
In Samsung Internet version 1.0 on 2013-04-27
In WebView Android version 2 on 2009-10-26
In WebView on iOS version 2 on 2008-07-11 Note: Styling <option> elements has no effect.