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MozReview-Commit-ID: FaswbUx9aGW --HG-- extra : rebase_source : ff418a8ba915913fda391a615eae71f0172198df
36 lines
823 B
HTML
36 lines
823 B
HTML
<!DOCTYPE html>
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<html class="reftest-wait reftest-no-flush">
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<title>
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Transform animation creates a stacking context after changing effects
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</title>
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<style>
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span {
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height: 100px;
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width: 100px;
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position: fixed;
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background: green;
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top: 50px;
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}
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div {
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width: 100px;
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height: 100px;
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background: blue;
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}
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</style>
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<span></span>
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<div id="test"></div>
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<script>
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var elem = document.getElementById("test");
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var anim = elem.animate(null, { duration: 100000 });
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var newEffect = new KeyframeEffect(elem,
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{ transform: ['none', 'none']},
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100000);
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anim.ready.then(function() {
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anim.effect = newEffect;
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requestAnimationFrame(function() {
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document.documentElement.classList.remove("reftest-wait");
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});
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});
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</script>
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</html>
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