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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-nesting

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 2026Nov 2026css/css-nesting

Data from commit:
b6ace6a

AreaInterop ScoreTestsTest %SubtestsSubtest %
Total78.90%(34/47)72.34%(120/149)80.53%
TestSubtestsSubtest %Status
block-skipping.html(1/1)100.00%PASS
conditional-properties.html(1/1)100.00%PASS
conditional-rules.html(1/1)100.00%PASS
contextually-invalid-selectors-001.html(1/1)100.00%PASS
contextually-invalid-selectors-002.html(1/1)100.00%PASS
contextually-invalid-selectors-003.html(1/1)100.00%PASS
cssom.html(10/14)71.42%FAIL
delete-other-rule-crash.html(1/1)100.00%PASS
double-parent-pseudo-in-placeholder-crash.html(1/1)100.00%PASS
has-nesting.html(0/1)0.00%FAIL
host-nesting-001.html(0/1)0.00%FAIL
host-nesting-002.html(0/1)0.00%FAIL
host-nesting-003.html(0/1)0.00%FAIL
host-nesting-004.html(0/1)0.00%FAIL
host-nesting-005.html(0/1)0.00%FAIL
implicit-nesting-ident-recovery.html(2/2)100.00%PASS
implicit-nesting-ident.html(1/1)100.00%PASS
implicit-nesting.html(1/1)100.00%PASS
implicit-parent-insertion-crash.html(1/1)100.00%PASS
invalid-inner-rules.html(2/2)100.00%PASS
invalidation-001.html(1/1)100.00%PASS
invalidation-002.html(1/1)100.00%PASS
invalidation-003.html(0/1)0.00%FAIL
invalidation-004.html(1/1)100.00%PASS
mixed-declarations-rules.html(1/1)100.00%PASS
nest-containing-forgiving.html(1/1)100.00%PASS
nested-declarations-cssom-whitespace.html(0/2)0.00%FAIL
nested-declarations-cssom.html(0/12)0.00%FAIL
nested-declarations-matching.html(10/11)90.90%FAIL
nested-error-recovery.html(4/4)100.00%PASS
nested-media-in-layer.html(1/1)100.00%PASS
nested-rule-cssom-invalidation.html(1/1)100.00%PASS
nesting-basic.html(1/1)100.00%PASS
nesting-braces-in-strings.html(8/8)100.00%PASS
nesting-layer.html(1/1)100.00%PASS
nesting-revert-rule.html(3/4)75.00%FAIL
nesting-type-selector.html(1/1)100.00%PASS
parent-pseudo-in-placeholder-crash.html(1/1)100.00%PASS
parsing.html(32/32)100.00%PASS
pseudo-part-crash.html(1/1)100.00%PASS
pseudo-where-crash.html(1/1)100.00%PASS
serialize-group-rules-with-decls.html(15/15)100.00%PASS
set-selector-text.html(5/7)71.42%FAIL
supports-is-consistent.html(1/1)100.00%PASS
supports-rule.html(1/1)100.00%PASS
top-level-is-scope.html(2/2)100.00%PASS
top-level-parent-pseudo-specificity.html(1/1)100.00%PASS