Name Description Size Coverage
animate-font-size-with-margin-override-ref.html 183 -
animate-font-size-with-margin-override.html 453 -
animate-with-background-color-hsla-to-legacy-rgb-ref.html 395 -
animate-with-background-color-hsla-to-legacy-rgb.html 913 -
animate-with-background-color-oklch-001-ref.html CSS Animations Test: animation with background-color "oklch" 491 -
animate-with-background-color-oklch-001.html CSS Animations Test: animation with background-color "oklch" 975 -
animate-with-background-color-oklch-002.html CSS animations with background-color from legacy rgb to oklch 2567 -
animate-with-color-mix.html CSS animaitons with color-mix 4960 -
animate-with-relative-color.html CSS animations with relative colors 2630 -
animation-base-response-001.html Test that non-animated style is responsive to animated properties 1807 -
animation-base-response-002.html Test that rem units are responsive to animated font-size on root 700 -
animation-base-response-003.html Tests that identical elements in the base style responds to font-size animation 798 -
animation-base-response-004.html Tests that base responds to font-affecting properties appearing via setKeyframes 940 -
animation-before-initial-box-construction-001.html 1454 -
animation-change-underlying-value-changed-in-flight.html Changing the underlying value of an animated property with implicit keyframes 1362 -
animation-common-ref.html 228 -
animation-composition-keyframes.html animation-composition test in keyframes 3320 -
animation-composition.html animation-composition test 3156 -
animation-css-variable-dependent-property.html CSS Animations: Dependent property updates correctly when animating a declared custom property 1131 -
animation-css-variable-in-keyframe-adjusted.html CSS Animations: adjust value of CSS variable used in keyframes 1708 -
animation-delay-001-manual.html CSS Animations Test: animation-delay - negative value 1967 -
animation-delay-002-manual.html CSS Animations Test: animation-delay - positive value 1332 -
animation-delay-003-manual.html CSS Animations Test: animation-delay - 0s 1270 -
animation-delay-004-manual.html CSS Animations Test: animation-delay - ::after 1222 -
animation-delay-005-manual.html CSS Animations Test: animation-delay - ::before 1225 -
animation-delay-006-manual.html CSS Animations Test: animation-delay - initial keyword 1347 -
animation-delay-007-manual.html CSS Animations Test: animation-delay - inherit keyword 1375 -
animation-delay-008.html CSS Animations Test: animation-delay - liveness 1122 -
animation-delay-009.html CSS Animations Test: animation-delay - liveness with animationend 1381 -
animation-delay-010.html CSS Animations Test: animation-delay - liveness with animationstart 1438 -
animation-delay-011.html CSS Animations Test: inherited animation-delay with mismatched animation-name length 704 -
animation-direction-001-manual.html CSS Animations Test: animation-direction - alternate 1699 -
animation-direction-002-manual.html CSS Animations Test: animation-direction - normal 1482 -
animation-direction-003-manual.html CSS Animations Test: animation-direction - alternate-reverse 1656 -
animation-direction-004-manual.html CSS Animations Test: animation-direction - reverse 1495 -
animation-direction-005-manual.html CSS Animations Test: animation-direction - ::after 1404 -
animation-direction-006-manual.html CSS Animations Test: animation-direction - ::before 1406 -
animation-display-manual.html CSS Animations Test: animation - display 1498 -
animation-duration-001-manual.html CSS Animations Test: animation-duration - blank value 1375 -
animation-duration-002-manual.html CSS Animations Test: animation-duration - finite value 1210 -
animation-duration-003-manual.html CSS Animations Test: animation-duration - negative value 1446 -
animation-duration-004-manual.html CSS Animations Test: animation-duration - 0s 1440 -
animation-duration-005-manual.html CSS Animations Test: animation-duration - 0s, animation-fill-mode - forwards 1413 -
animation-duration-006-manual.html CSS Animations Test: animation-duration - 0s, animation-fill-mode - both 1401 -
animation-duration-007-manual.html CSS Animations Test: animation-duration - ::before 1113 -
animation-duration-008-manual.html CSS Animations Test: animation-duration - ::after 1110 -
animation-duration-infinite-ref.html 115 -
animation-duration-infinite.html Setting 'animation-duration' to an infinite value should not hang 667 -
animation-fill-mode-001-manual.html CSS Animations Test: animation-fill-mode - none 1310 -
animation-fill-mode-002-manual.html CSS Animations Test: animation-fill-mode - forwards 1327 -
animation-fill-mode-003-manual.html CSS Animations Test: animation-fill-mode - backwards 1648 -
animation-fill-mode-004-manual.html CSS Animations Test: animation-fill-mode - both 1358 -
animation-fill-mode-005-manual.html CSS Animations Test: animation-fill-mode - ::after 1237 -
animation-fill-mode-006-manual.html CSS Animations Test: animation-fill-mode - ::before 1240 -
animation-important-001.html Test !important declarations vs. animation effects 4392 -
animation-important-002-ref.html 196 -
animation-important-002.html Test that animated properties on :visited are overridden by !important 700 -
animation-iteration-count-001-manual.html CSS Animations Test: animation-iteration-count - default value 1273 -
animation-iteration-count-002-manual.html CSS Animations Test: animation-iteration-count - infinite value 1376 -
animation-iteration-count-003-manual.html CSS Animations Test: animation-iteration-count - negative value 1211 -
animation-iteration-count-004-manual.html CSS Animations Test: animation-iteration-count - non-integer value 1602 -
animation-iteration-count-005-manual.html CSS Animations Test: animation-iteration-count - integer value 1300 -
animation-iteration-count-006-manual.html CSS Animations Test: animation-iteration-count - 0 (zero) 1510 -
animation-iteration-count-007-manual.html CSS Animations Test: animation-iteration-count - ::after 1209 -
animation-iteration-count-008-manual.html CSS Animations Test: animation-iteration-count - ::before 1213 -
animation-iteration-count-009.html CSS Animation Test: fractional animation-iteration-count 1634 -
animation-iteration-count-calc.html CSS Test: Animation count accepts calc() 736 -
animation-iteration-event-manual.html CSS Animations Test: animation events - animationiteration 1911 -
animation-keyframes-001-manual.html CSS Animations Test: @keyframes - from, to, percentage 1407 -
animation-keyframes-002-manual.html CSS Animations Test: @keyframes - negative percentage and higher than 100% 1519 -
animation-keyframes-003-manual.html CSS Animations Test: @keyframes - animation-timing-function 1323 -
animation-multiple-from-to-keyframes-with-only-timing-function.html Multiple from and to keyframes 858 -
animation-name-001-manual.html CSS Animations Test: animation-name - blank value 1355 -
animation-name-002-manual.html CSS Animations Test: animation-name matchs keyframes at-rule 1236 -
animation-name-003-manual.html CSS Animations Test: animation-name - none 1313 -
animation-name-004-manual.html CSS Animations Test: animation-name mismatches keyframe at-rule 1430 -
animation-name-005-manual.html CSS Animations Test: animation-name - ::after 1070 -
animation-name-006-manual.html CSS Animations Test: animation-name - ::before 1073 -
animation-name-in-nested-shadow-ref.html 587 -
animation-name-in-nested-shadow.html Matching animation-name with nested shadow roots 2493 -
animation-name-in-shadow-part-inner-match.html Matching animation-name from within a shadow root with multiple @keyframes rules 931 -
animation-name-in-shadow-part-outer-match.html Matching animation-name from within a shadow root with multiple @keyframes rules 904 -
animation-name-in-shadow-part-ref.html 74 -
animation-name-in-shadow-part.html Matching animation-name from within a shadow root with a single @keyframes rule in the outer scope 816 -
animation-name-inline-style.html 652 -
animation-offscreen-to-onscreen-ref.html Validates rendering of a transformed element when the element is initially off screen 434 -
animation-offscreen-to-onscreen.html Validates rendering of a transformed element when the element is initially off screen 1192 -
animation-opacity-pause-and-set-time-ref.html 276 -
animation-opacity-pause-and-set-time.html CSS Animations Test: pauses a opacity animation and sets the current time 1143 -
animation-play-state-001-manual.html CSS Animations Test: animation-play-state - paused 1755 -
animation-play-state-002-manual.html CSS Animations Test: animation-play-state - running 1249 -
animation-play-state-003-manual.html CSS Animations Test: animation-play-state - ::after 1189 -
animation-play-state-004-manual.html CSS Animations Test: animation-play-state - ::before 1192 -
animation-play-state-005.tentative.html CSS animations shouldn't restart after resetting its play state 1630 -
animation-pseudo-dynamic-001-ref.html CSS test reference 311 -
animation-pseudo-dynamic-001.html Animation of pseudo-element is stopped properly in presence of dynamic DOM change that reconstructs the layout tree 1141 -
animation-restarted-after-changing-iteration-count-after-completion.html Setting 'animation-iteration-count: infinite' after a CSS Animation is completed restarts the animation 1247 -
animation-shorthand-001-manual.html CSS Animations Test: animation shorthand 1039 -
animation-shorthand-002-manual.html CSS Animations Test: animation shorthand - ::after 1155 -
animation-shorthand-003-manual.html CSS Animations Test: animation shorthand - ::before 1158 -
animation-style-element-replaced-with-keyframes-rule-of-same-name.html Changes to @keyframes rules 1440 -
animation-timing-function-001-manual.html CSS Animations Test: animation-timing-function - cubic-bezier with parameters (0,0,1,1) 1436 -
animation-timing-function-002-manual.html CSS Animations Test: animation-timing-function - ease 1460 -
animation-timing-function-003-manual.html CSS Animations Test: animation-timing-function - ease-in 1375 -
animation-timing-function-004-manual.html CSS Animations Test: animation-timing-function - ease-in-out 1480 -
animation-timing-function-005-manual.html CSS Animations Test: animation-timing-function - ease-out 1442 -
animation-timing-function-006-manual.html CSS Animations Test: animation-timing-function - linear 1357 -
animation-timing-function-007-manual.html CSS Animations Test: animation-timing-function - step-start 1522 -
animation-timing-function-008-manual.html CSS Animations Test: animation-timing-function - step-end 1333 -
animation-timing-function-009-manual.html CSS Animations Test: animation-timing-function - steps with parameters (<number>, start) 1974 -
animation-timing-function-010-manual.html CSS Animations Test: animation-timing-function - steps with parameters (<number>, end) 1962 -
animation-timing-function-011-manual.html CSS Animations Test: animation-timing-function - ::after 1220 -
animation-timing-function-012-manual.html CSS Animations Test: animation-timing-function - ::before 1223 -
animation-transform-pause-and-set-time-ref.html 291 -
animation-transform-pause-and-set-time.html CSS Animations Test: pauses a transform animation and sets the current time 1108 -
AnimationEffect-getComputedTiming.tentative.html AnimationEffect.getComputedTiming() for CSS animations 22687 -
AnimationEffect-updateTiming.tentative.html AnimationEffect.updateTiming() for CSS animations 5061 -
animationevent-interface.html CSS Animations Test: AnimationEvent interface 424 -
animationevent-interface.js 7749 -
animationevent-marker-pseudoelement.html CSS Animations Test: AnimationEvent pseudoElement 1003 -
animationevent-pseudoelement.html CSS Animations Test: AnimationEvent pseudoElement 856 -
animationevent-types.html CSS Animations Test: AnimationEvnt types - animationstart, animationend,animationiteration 3309 -
animationstart-and-animationend-events-manual.html CSS Animations Test: animation events - animationstart and animationend 1659 -
cancel-animation-shadow-slot-invalidation.html CSS Animations Test: Cancel animation for target moving out of flat tree and style invalidation 948 -
computed-style-animation-parsing.html CSS Animations: parsing computedStyle.animation 3210 -
crashtests -
CSSAnimation-animationName.tentative.html CSSAnimation.animationName 1199 -
CSSAnimation-canceling.tentative.html Canceling a CSS animation 6708 -
CSSAnimation-compositeOrder.tentative.html Animation composite order 1558 -
CSSAnimation-effect.tentative.html CSSAnimation.effect 7490 -
CSSAnimation-finished.tentative.html CSSAnimation.finished 2956 -
CSSAnimation-getCurrentTime.tentative.html CSSAnimation.currentTime 1753 -
CSSAnimation-getKeyframes-crash.html Crash test calling getKeyframes on an orphaned element 636 -
CSSAnimation-id.tentative.html CSSAnimation.id 809 -
CSSAnimation-pausing.tentative.html Pausing a CSSAnimation 7386 -
CSSAnimation-playState.tentative.html CSSAnimation.playState 1988 -
CSSAnimation-ready.tentative.html CSSAnimation.ready 3386 -
CSSAnimation-startTime.tentative.html CSSAnimation.startTime 2115 -
dialog-animation.html CSS Animations on a &lt;dialog> 1271 -
dialog-backdrop-animation.html CSS Animations on a &lt;dialog> ::backdrop 1405 -
display-interpolation.html 1918 -
display-none-dont-cancel-pseudo.tentative.html 1649 -
display-none-dont-cancel.tentative.html 4613 -
display-none-prevents-starting-in-subtree.html 1253 -
display-none-to-display-block-dont-cancel.tentative.html 1374 -
display-none-to-display-block.html 999 -
display-via-custom-prop-animation-crash.html 583 -
Document-getAnimations.tentative.html Document.getAnimations() for CSS animations 15325 -
Element-getAnimations-dynamic-changes.tentative.html Element.getAnimations() - Dynamic changes to the list of CSS animations 6301 -
Element-getAnimations.tentative.html Element.getAnimations() for CSS animations 17378 -
empty-pseudo-class-with-animation.html 1518 -
event-dispatch.tentative.html Tests for CSS animation event dispatch 18280 -
event-order.tentative.html Tests for CSS animation event order 8226 -
flip-running-animation-via-variable-ref.html Transform animation under large scale 546 -
flip-running-animation-via-variable.html Transform animation under large scale 1421 -
historical.html Historical CSS Animation features must be removed 577 -
idlharness.html css-animations IDL tests 1106 -
inheritance-pseudo-element-ref.html CSS Test Reference 424 -
inheritance-pseudo-element.html @keyframes + pseudo-element inherits from the right style. 1207 -
inheritance.html Inheritance of CSS Animations properties 1122 -
jump-start-animation-before-phase-ref.html Validates rendering of an animated element with jump-start in the before phase 374 -
jump-start-animation-before-phase.html Validates rendering of an animated element with jump-start in the before phase 1033 -
KeyframeEffect-getKeyframes.tentative.html KeyframeEffect.getKeyframes() for CSS animations 32083 -
KeyframeEffect-setKeyframes.tentative.html KeyframeEffect.setKeyframes() for CSS animations 3650 -
KeyframeEffect-target.tentative.html CSSAnimation.effect.target 2478 -
keyframes-remove-documentElement-crash.html CSS Animations Test: Chrome crash when removing documentElement and @keyframes stylesheet 728 -
keyframes-unrelated-custom-property.html Unrelated custom properties do not conflict with each other 816 -
keyframes-zero-angle-crash.html CSS Animations Test: Chrome crash when using zero angles in keyframes 424 -
META.yml 126 -
missing-values-first-keyframe.html Missing properties in first keyframe 1837 -
missing-values-last-keyframe.html Missing properties in last keyframe 1824 -
nested-scale-animations-ref.html 180 -
nested-scale-animations.html Nested scale animations 1404 -
neutral-var-keyframe-cycle-crash.html CSS Animations: Crash when using neutral keyframes and a var()-cycle 333 -
neutral-var-keyframe-cycle-registered-additive-crash.html CSS Animations: Crash when using neutral keyframes and a var()-cycle (additive) 583 -
neutral-var-keyframe-cycle-registered-crash.html CSS Animations: Crash when using neutral keyframes and a var()-cycle (registered) 451 -
parent-after-change-style-pseudo-element-flicker-ref.html 249 -
parent-after-change-style-pseudo-element-flicker.html Test that resolving after-change style does not cause flicker in descendant pseudo-elements 975 -
parsing -
pending-style-changes-001.html CSS Animations Test: requirement on pending style changes - getAnimations 1247 -
responsive -
sample-on-last-keyframe.html Sample on last keyframe 901 -
simultaneous-animations-crash.html CSS animations test: No crash should occur when an animation ends while other animations continue 728 -
stability -
style-animation-parsing.html CSS Animations: parsing style.animation 1761 -
support -
svg-transform-animation-ref.html 140 -
svg-transform-animation.html Transform animation on SVG element with zoom 532 -
transform-animation-under-large-scale-ref.html 149 -
transform-animation-under-large-scale.html Transform animation under large scale 686 -
transition-properties-not-animatable.html 886 -
transition-ready-time-offscreen.html Transitions start at the same time regardless of on-screen status 1396 -
translation-animation-on-important-property-ref.html Translation animation on important property 264 -
translation-animation-on-important-property.html Translation animation on important property 495 -
translation-animation-subpixel-offset-ref.html 155 -
translation-animation-subpixel-offset.html Translation-only transform animation with subpixel offset 812 -
WEB_FEATURES.yml 928 -
webkit-writing-mode-crash.html 403 -