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27 lines
915 B
HTML
27 lines
915 B
HTML
<!DOCTYPE html>
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<link rel="help" href="https://drafts.csswg.org/scroll-animations-1/#animation-timeline">
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<link rel="help" href="https://drafts.csswg.org/css-animations-1/#keyframes">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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</head>
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<style>
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@keyframes test {
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from { width: 100px; animation-timeline: --foo; }
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to { width: 100px; animation-timeline: --foo; }
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}
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#target {
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width: 50px;
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animation-name: test;
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animation-duration: 1s;
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animation-play-state: paused;
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}
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</style>
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<div id="target"></div>
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<script>
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test(() => {
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let style = getComputedStyle(document.getElementById('target'));
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// Checking 'width' verifies that the animation is applied at all.
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assert_equals(style.width, '100px');
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assert_equals(style.animationTimeline, 'auto');
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}, 'The animation-timeline property may not be used in keyframes');
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</script>
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