This jumps at the end, because the 'new' pseudo layer position had been incorrect.
<rdar://problem/127340912>
Pull request: https://github.com/WebKit/WebKit/pull/27969
Committed 278230@main (84e133272f1e): <https://commits.webkit.org/278230@main> Reviewed commits have been landed. Closing PR #27969 and removing active labels.
Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/46012