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Status

This page documents the implementation status of various HTML and CSS features in Blitz.

CSS PropertiesHTML ElementsEventsWPT TestsWPT History

This page documents Blitz's scores on the "css" subsuite of the Web Platform Tests.

wpt / css / css-shadow / part

Score history
1 month3 months6 months1 year2 years4 yearsAll time
0%20%40%60%80%100%May 2025Jul 2025Sep 2025Nov 2025Jan 2026Mar 2026May 2026Jul 2026Sep 2026css/css-shadow/part

Data from commit:
89e5e61 Implement `text-align-last` (#998) (2026-10-01)

AreaInterop ScoreTestsTest %SubtestsSubtest %
Total2.08%(1/48)2.08%(3/187)1.60%
TestSubtestsSubtest %Status
all-hosts.html(0/2)0.00%FAIL
animation-part.html(0/1)0.00%FAIL
both-part-and-exportparts.html(0/1)0.00%FAIL
chaining-invalid-selector.html(0/2)0.00%FAIL
complex-matching.html(0/1)0.00%FAIL
complex-non-matching.html(0/1)0.00%FAIL
different-host.html(0/1)0.00%FAIL
double-forward.html(0/1)0.00%FAIL
exportparts-different-scope.html(0/1)0.00%FAIL
exportparts-layered.html(0/1)0.00%FAIL
exportparts-multiple.html(0/1)0.00%FAIL
grouping-with-checked.html(0/4)0.00%FAIL
grouping-with-disabled.html(0/4)0.00%FAIL
host-part-001.html(0/1)0.00%FAIL
host-part-002.html(0/1)0.00%FAIL
host-part-003.html(0/1)0.00%FAIL
host-part-nesting.html(0/1)0.00%FAIL
host-stylesheet.html(0/1)0.00%FAIL
inner-host.html(0/2)0.00%FAIL
interaction-with-nested-pseudo-class.html(0/1)0.00%FAIL
interaction-with-placeholder.html(0/1)0.00%FAIL
interaction-with-pseudo-elements.html(0/6)0.00%FAIL
invalidation-change-exportparts-forward.html(0/1)0.00%FAIL
invalidation-change-part-name-forward.html(0/1)0.00%FAIL
invalidation-change-part-name-idl-domtokenlist.html(0/1)0.00%FAIL
invalidation-change-part-name-idl-setter.html(0/1)0.00%FAIL
invalidation-change-part-name.html(0/1)0.00%FAIL
invalidation-complex-selector-forward.html(0/1)0.00%FAIL
invalidation-complex-selector.html(0/1)0.00%FAIL
invalidation-part-pseudo.html(0/1)0.00%FAIL
multiple-parts.html(0/3)0.00%FAIL
multiple-scopes.html(0/10)0.00%FAIL
part-after-combinator-invalidation.html(0/1)0.00%FAIL
part-mutation-pseudo.html(0/1)0.00%FAIL
part-name-idl.html(0/4)0.00%FAIL
part-nested-pseudo.html(0/1)0.00%FAIL
precedence-part-vs-part.html(0/1)0.00%FAIL
pseudo-classes-after-part.html(0/67)0.00%FAIL
pseudo-elements-after-part.html(0/44)0.00%FAIL
serialization.html(3/3)100.00%PASS
simple-forward-shorthand.html(0/1)0.00%FAIL
simple-forward.html(0/1)0.00%FAIL
simple-important-important.html(0/1)0.00%FAIL
simple-important-inline.html(0/1)0.00%FAIL
simple-important.html(0/1)0.00%FAIL
simple-inline.html(0/1)0.00%FAIL
simple.html(0/1)0.00%FAIL
style-sharing.html(0/1)0.00%FAIL