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<!doctype html>
<html class="reftest-wait">
<title>CSS Container Queries Test: condition change while content-visibility: hidden</title>
<link rel="help" href="https://drafts.csswg.org/css-contain-3/#container-queries">
<link rel="help" href="https://drafts.csswg.org/css-contain-2/#content-visibility">
<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
<link rel="match" href="resize-while-content-visibility-hidden-ref.html">
<link rel="assert" content="Container query applies even if container is content-visibility: hidden">
<script src="/common/reftest-wait.js"></script>
<style>
#container {
container-name: container;
container-type: size;
width: 300px;
height: 300px;
}
#child {
width: 200px;
height: 200px;
background: red;
}
#container.wide { width: 500px; }
.locked { content-visibility: hidden; }
@container container (min-width: 400px) { #child { background: green; } }
</style>
<div id=container>
<div id=child></div>
</div>
<script>
async function runTest() {
await new Promise(requestAnimationFrame);
container.classList.add("locked");
await new Promise(requestAnimationFrame);
container.classList.add("wide");
await new Promise(requestAnimationFrame);
container.classList.remove("locked");
await new Promise(requestAnimationFrame);
takeScreenshot();
}
requestAnimationFrame(() => { requestAnimationFrame(() => runTest()) });
</script>
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