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<!DOCTYPE html>
<html>
<head>
<title>CSS Backdrop Filters: Grayscale(100%) with transparent background color</title>
<link rel="author" title="Hendrik Wagenaar" href="mailto:hendrikw@chromium.org">
<link rel="help" href="https://drafts.fxtf.org/filter-effects-2/#BackdropFilterProperty">
<link rel="help" href="https://drafts.fxtf.org/filter-effects-1/#supported-filter-functions">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=497522">
<link rel="match" href="reference/backdrop-filters-grayscale-002-ref.html">
<meta name="assert" content="Check that backdrop-filter works with grayscale(100%) and a transparent background color."/>
<style>
div {
width: 100px;
height: 100px;
position: absolute;
}
.background_object {
left: 10px;
top: 10px;
background: orange;
}
.grayscale_backdrop {
left: 60px;
top: 60px;
background: #fff0;
backdrop-filter: grayscale(100%);
}
</style>
</head>
<body>
<div class="background_object"></div>
<div class="grayscale_backdrop"></div>
</body>
</html>
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