<!DOCTYPE html>
<html>
<head>
<style>
.square {
    width: 128px;
    height: 128px;
}
</style>
</head>
<body>
<p>This tests that a potentially CORS fetch is performed for a CSS mask image. This test PASSED if you see a solid yellow square and solid blue square below (in order). Otherwise, it FAILED.</p>
<p>Without CORS access:</p>
<div class="square" style="background-color: yellow"></div>
<p>With CORS access:</p>
<div class="square" style="background-color: blue"></div>
</body>
</html>