Web/CSS/ -moz-handler-crashed

From Get docs

Non-standard This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.


The :-moz-handler-crashed CSS pseudo-class is a Mozilla extension that matches elements that can't be displayed because the plugin responsible for drawing them has crashed.

Note: This selector is mainly intended to be used by theme developers.


Syntax

:-moz-handler-crashed

Specifications

Not part of any standard.

See also