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WPT

This page compares scores on the Web Platform Tests across web engines, using the latest master runs from wpt.fyi and Blitz's own test runner.

wpt / css / css-properties-values-api

Spec: CSS Properties and Values API ↗

Runs: Chrome 155.0.8038.0 (wpt@b1a7025f8, 2026-09-02) | Firefox 157.0a1 (wpt@b1a7025f8, 2026-09-02) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-a7884 (wpt@b1a7025f8, 2026-09-02) | Servo Servo 0.5 (wpt@2ccd2cbf8, 2026-09-01) | Blitz 7727414ca (wpt@a95401e4e, 2026-09-02)

Sort areas: alphabetical | by subtest count

AreaChromeFirefoxSafariLadybirdServoBlitz
TotalNO DATANO DATA96.7%1348/1394NO DATA51.6%720/13947.4%103/1394
animationNO DATANO DATA97.9%238/243NO DATA0.8%2/2430.4%1/243
crashtestsNO DATANO DATA100.0%5/5NO DATA100.0%5/5100.0%5/5
TestChromeFirefoxSafariLadybirdServoBlitz
animate-invalid.htmlPASSPASSPASSPASSFAILFAIL
at-property-animation.html19/1917/1918/198/196/190/19
at-property-cssom.html40/4040/4040/4040/4040/400/40
at-property-non-matching-media-crash.htmlPASSPASSPASSPASSPASSPASS
at-property-optional-initial-value.htmlPASSPASSPASSFAILPASSPASS
at-property-shadow.htmlFAILFAILFAILFAILFAILFAIL
at-property-stylesheets.html5/55/55/55/55/51/5
at-property-typedom.html2/20/22/22/20/20/2
at-property-viewport-units-dynamic.htmlPASSPASSPASSFAILPASSFAIL
at-property-viewport-units.html24/2424/2424/240/2424/240/24
at-property.html106/106106/106106/106103/106106/1060/106
conditional-rules.html3/33/33/33/33/30/3
determine-registration.html15/1515/1515/1515/1515/156/15
font-property-unit-cycles.tentative.html71/9540/9558/9554/9535/9567/95
font-size-animation.htmlPASSPASSPASSPASSPASSFAIL
get-computed-style-enumeration.html5/55/55/52/52/52/5
idlharness.html16/1616/1616/1616/1616/160/16
initial-value-unit-arithmetic.htmlPASSPASSPASSPASSFAILFAIL
invalid-at-computed-value-time.html5/55/55/55/55/50/5
non-computed-unit-cycles.html8/88/88/88/88/88/8
property-cascade.html2/22/22/22/21/20/2
register-property-sign-mixed-lengths.html6/66/66/66/66/60/6
register-property-syntax-parsing.html241/246246/246246/246239/246245/2460/246
register-property.html6/66/66/66/65/61/6
registered-properties-inheritance.html8/88/88/88/88/80/8
registered-property-change-style-001.html2/22/22/22/20/20/2
registered-property-change-style-002.htmlPASSPASSPASSPASSFAILFAIL
registered-property-computation-color-001.htmlPASSPASSPASSPASSPASSFAIL
registered-property-computation-color-002.htmlPASSPASSPASSPASSPASSFAIL
registered-property-computation-color-003.htmlPASSPASSPASSPASSPASSPASS
registered-property-computation-color-004.htmlPASSPASSPASSPASSPASSPASS
registered-property-computation-color-005.htmlPASSPASSPASSPASSFAILFAIL
registered-property-computation-color-006.htmlPASSPASSPASSPASSPASSPASS
registered-property-computation.html69/7575/7575/7568/7575/750/75
registered-property-crosstalk.htmlPASSPASSPASSPASSPASSPASS
registered-property-cssom.html8/88/88/88/86/80/8
registered-property-dependency-through-fallback.html2/22/22/22/22/22/2
registered-property-ident-function.htmlFAILFAILPASSFAILFAILFAIL
registered-property-initial.html29/2929/2929/2927/2914/290/29
registered-property-parse-crash.htmlPASSPASSPASSPASSPASSPASS
registered-property-revert.html4/44/44/44/44/40/4
resolved-color-value.htmlPASSPASSPASSFAILFAILFAIL
self-utils.html3/33/33/33/33/31/3
typedom.html324/325205/325325/325244/3250/3250/325
unit-cycles.html27/2724/2727/2710/2727/270/27
url-resolution.html18/1818/1818/180/1818/180/18
var-reference-registered-properties-002.htmlPASSPASSPASSPASSPASSFAIL
var-reference-registered-properties-cycles.html5/55/55/55/55/50/5
var-reference-registered-properties.html15/1615/1615/1615/1615/160/16
var-reference-unit-cycles.html2/22/21/20/22/22/2