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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-contain/contain-paint-012.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Containment Test: Paint containment fixed positioned descendants</title>
<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<meta name=assert content="Paint containment doesn't apply to non-atomic inline elements so they don't act as containing block for fixed positioned descendants.">
<style>
#containing-block {
transform: translateX(0);
background: red;
width: 100px;
height: 100px;
}
#contain-paint {
contain: paint;
}
#fixed {
position: fixed;
bottom: 0;
right: 0;
background: green;
width: 100%;
height: 100%;
}
</style>
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="containing-block">
<span id="contain-paint">
<div id="fixed"></div>
</span>
</div>