<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Masking: mask-image: SVG masks apply on border area</title>
<link rel="author" title="CJ Ku" href="mailto:[email protected]">
<link rel="author" title="Mozilla" href="https://www.mozilla.org">
<link rel="help" href="https://www.w3.org/TR/css-masking-1/#the-mask-image">
<link rel="match" href="mask-image-3-ref.html">
<meta name="assert" content="Test checks whether SVG mask layer can be positioned on box-shadow area correctly or not.">
<meta name="fuzzy" content="0-1; 0-100">
<svg height="0">
<mask id="mask1" x="-100" y="-100" width="300" height="300" maskUnits="userSpaceOnUse">
<rect x="-100" y="-100" width="50" height="50" style="stroke:none; fill: #ffffff"/>
</mask>
<mask id="mask2" x="-100" y="-100" width="300" height="300" maskUnits="userSpaceOnUse">
<circle cx="-50" cy="-50" r="25" style="stroke:none; fill: #ffffff"/>
</mask>
</svg>
<style type="text/css">
div {
background-color: red;
mask-image: url(#mask1), url(#mask2);
box-shadow: 0 0 0 100px purple;
width: 100px;
height: 100px;
position: relative;
left: 100px;
top: 100px;
}
</style>
</head>
<body>
<div></div>
</body>
</html>
Codebase Browser
chromium