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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-transforms / animation

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-transforms/animation

Data from commit:
ab0e30b Give form controls a UA default font-family (#940) (2026-09-25)

AreaInterop ScoreTestsTest %SubtestsSubtest %
Total45.30%(11/64)17.19%(3126/4953)63.11%
TestSubtestsSubtest %Status
backface-visibility-no-interpolation.html(35/42)83.33%FAIL
canvas-webgl-translate-in-animation.html(1/1)100.00%PASS
composited-transform.html(0/1)0.00%FAIL
list-interpolation.html(30/76)39.47%FAIL
matrix-interpolation.html(0/4)0.00%FAIL
perspective-composition.html(20/40)50.00%FAIL
perspective-interpolation.html(201/254)79.13%FAIL
perspective-origin-composition.html(21/56)37.50%FAIL
perspective-origin-interpolation.html(54/120)45.00%FAIL
rotate-animation-on-svg.html(1/1)100.00%PASS
rotate-animation-with-will-change-transform-001.html(1/1)100.00%PASS
rotate-composition.html(68/132)51.52%FAIL
rotate-explicit-and-implicit-keyframes.html(1/1)100.00%PASS
rotate-interpolation-math-functions-tentative.html(36/48)75.00%FAIL
rotate-interpolation.html(270/360)75.00%FAIL
rotate-transform-equivalent.html(1/1)100.00%PASS
scale-and-rotate-both-specified-on-animation-keyframes.html(0/1)0.00%FAIL
scale-animation-math-functions-tentative.html(36/48)75.00%FAIL
scale-animation-on-svg.html(1/1)100.00%PASS
scale-composition.html(41/80)51.25%FAIL
scale-explicit-and-implicit-keyframes.html(1/1)100.00%PASS
scale-interpolation.html(270/360)75.00%FAIL
singular-scale-nested.html(1/1)100.00%PASS
transform-additive-animation.html(1/1)100.00%PASS
transform-box-will-change-transform-layer.html(0/1)0.00%FAIL
transform-box.html(0/1)0.00%FAIL
transform-composition.html(36/56)64.29%FAIL
transform-interpolation-001.html(330/448)73.66%FAIL
transform-interpolation-002.html(144/216)66.67%FAIL
transform-interpolation-003.html(123/168)73.21%FAIL
transform-interpolation-004.html(210/288)72.92%FAIL
transform-interpolation-005.html(285/384)74.22%FAIL
transform-interpolation-006.html(72/96)75.00%FAIL
transform-interpolation-007.html(0/42)0.00%FAIL
transform-interpolation-computed-value.html(0/82)0.00%FAIL
transform-interpolation-inline-value.html(0/41)0.00%FAIL
transform-interpolation-matrix.html(0/1)0.00%FAIL
transform-interpolation-perspective.html(0/1)0.00%FAIL
transform-interpolation-rotate-slerp.html(0/1)0.00%FAIL
transform-interpolation-rotate.html(0/1)0.00%FAIL
transform-interpolation-rotate3d-180deg-near-x-axis.html(0/1)0.00%FAIL
transform-interpolation-scale.html(0/1)0.00%FAIL
transform-interpolation-skew.html(0/1)0.00%FAIL
transform-interpolation-translate-em.html(0/1)0.00%FAIL
transform-interpolation-translate.html(0/1)0.00%FAIL
transform-interpolation-verify-reftests.html(114/176)64.77%FAIL
transform-matrix-composition.html(56/112)50.00%FAIL
transform-non-invertible-discrete-interpolation.html(0/1)0.00%FAIL
transform-non-invertible-no-transition.html(0/1)0.00%FAIL
transform-origin-composition.html(21/56)37.50%FAIL
transform-origin-interpolation.html(54/168)32.14%FAIL
transform-percent-with-width-and-height-separate.html(0/1)0.00%FAIL
transform-percent-with-width-and-height.html(0/1)0.00%FAIL
transform-perspective-composition.html(15/28)53.57%FAIL
transform-rotate-composition.html(63/126)50.00%FAIL
transform-scale-composition.html(49/98)50.00%FAIL
transform-skew-composition.html(42/86)48.84%FAIL
transform-translate-composition.html(56/112)50.00%FAIL
translate-animation-on-svg.html(1/1)100.00%PASS
translate-composition.html(57/112)50.89%FAIL
translate-explicit-and-implicit-keyframes.html(1/1)100.00%PASS
translate-interpolation.html(306/408)75.00%FAIL
translate-percent-with-width-and-height-separate.html(0/1)0.00%FAIL
translate-percent-with-width-and-height.html(0/1)0.00%FAIL