This is a page from the Cascading Style Sheets Working Group Blog. Some other places to find information are the “current work” page, the www-style mailing list, the Future of CSS syndicator, and the issue list on Github.
Do you want to know how the CSS WG works? Fantasai has written about:csswg, An Inside View of the CSS Working Group at W3C.
display:none
to display: <non-none>
, animations start immediately. (Bug 14785)
animation-play-state
is not in the shorthand on purpose (Bug 14787)
animation-play-state
has the same list behavior as the other animation properties: matching the length of animation-name
. (Bug 14786)