On the standards track: Yes
Is Experimental: No
Is Deprecated: No
Not in Chrome
Not in Chrome Android
Not in Edge
In Firefox version 52 on 2017-03-07
In Firefox for Android version 52 on 2017-03-07
Not in Internet Explorer
Not in Quest Browser
Not in Opera
Not in Opera Android
In Safari version 11 on 2017-09-19 Note: This value is recognized, but has no effect. See bug 235005.
In Safari on iOS version 11 on 2017-09-19 Note: This value is recognized, but has no effect. See bug 235005.
Not in Samsung Internet
Not in WebView Android
In WebView on iOS version 11 on 2017-09-19 Note: This value is recognized, but has no effect. See bug 235005.