[csswg-drafts] Pull Request: [web-animations-1] Clarify that unsupported pseudo-elements are also invalid

birtles has just submitted a new pull request for https://github.com/w3c/csswg-drafts:

== [web-animations-1] Clarify that unsupported pseudo-elements are also invalid ==
See discussion in #4745.


See https://github.com/w3c/csswg-drafts/pull/4858

Received on Wednesday, 11 March 2020 03:11:52 UTC