Tests that ::backdrop inherits from its originating element
Dumping matched rules:
*dialog::backdrop* { regular
opacity: 0.5; @[9:4-9:17]
opacity: 0.5; @[undefined-undefined]
}
Dumping inherited rules:
*dialog* { regular
color: green; @[6:4-6:17]
color: green; @[undefined-undefined]
}
*:root* { regular
--foo: bar; @[3:4-3:15]
--foo: bar; @[undefined-undefined]
}