Updated to use the same specificity as in Mozilla's user agent stylesheet (resource://gre-resources/forms.css)
Also, this ::-moz-focus-inner rule has no effect on the primary focus style of buttons, so we don't have to "restore" focus styles with a :-moz-focusring rule.
:-moz-focusring styles are set in resource://gre-resources/html.css
Updated to use the same specificity as in Mozilla's user agent stylesheet (
resource://gre-resources/forms.css)Also, this
::-moz-focus-innerrule has no effect on the primary focus style of buttons, so we don't have to "restore" focus styles with a:-moz-focusringrule.:-moz-focusringstyles are set inresource://gre-resources/html.cssReduced test case: https://codepen.io/mattbrundage/pen/LYZKNYJ