RESOLVED DUPLICATE of bug 313104307660
Anchor Position ignores transformed parent position 
https://bugs.webkit.org/show_bug.cgi?id=307660
Summary Anchor Position ignores transformed parent position
hello
Reported 2026-02-12 01:53:21 PST
Created attachment 478325 [details] A code example of how anchored items position themselves with differently positioned parents If an anchored item lives inside a transformed parent, the anchored item will ignore the transform and place itself where the item it was anchoring to would have appeared without the transform. This happens in the initial release of Anchor Positioning in WebKit has well as the latest 21623.2.7.11.6
Attachments
A code example of how anchored items position themselves with differently positioned parents (1.31 KB, text/html)
2026-02-12 01:53 PST, hello 		no flags
Details
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Radar WebKit Bug Importer
Comment 1 2026-02-19 01:54:10 PST
<rdar://problem/170707849>
Kiet Ho
Comment 2 2026-04-24 15:14:22 PDT
Hello, thank you for the report and repro. This bug is due to WebKit not implementing support for transformed anchor. We're currently implementing it as we speak, and I can confirm the repro will work with the patch in bug 313104. *** This bug has been marked as a duplicate of bug 313104 ***
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