Container Relative Lengths: the cqw, cqh, cqi, cqb, cqmin, cqmax units https://drafts.csswg.org/css-contain-3/#container-lengths
Created attachment 454967 [details] Patch
Created attachment 454969 [details] Patch
Committed r291474 (248590@main): <https://commits.webkit.org/248590@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 454969 [details].
<rdar://problem/90477482>
*** Bug 238330 has been marked as a duplicate of this bug. ***