<!doctype html>
<meta charset="utf-8">
<title>CSS Test: will-change: backdrop-filter on an inline should generate a containing block for fixed positioned elements.</title>
<link rel="author" title="Philip Rogers" href="mailto:[email protected]">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=960953">
<link rel="help" href="https://drafts.csswg.org/css-will-change/#will-change">
<link rel="help" href="https://drafts.fxtf.org/filter-effects-2/#BackdropFilterProperty">
<link rel="match" href="will-change-fixedpos-cb-005-ref.html">
<style>
.inline {
margin-left: 100px;
will-change: backdrop-filter;
}
.fixedpos {
position: fixed;
top: 0;
left: 0;
background: green;
height: 100px;
width: 100px;
}
</style>
<span class="inline">
<!-- "FAIL" should be hidden by the green box and should not be visible. -->
FAIL
<div class="fixedpos"></div>
</span>
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