third_party/WebKit/LayoutTests/fast/css/containment/paint-containment-with-box-shadow.html


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<!DOCTYPE html>
<style>
div {
    width: 100px;
    height: 100px;
}
#container {
    contain: paint;
}
#child {
    background-color: green;
    -webkit-box-shadow: 0 0 100px 100px red;
}
</style>
<body>
<div id="container"><div id="child"></div></div>