testing/web-platform/tests/css/css-masking/clip-path/clip-path-reference-box-001.html


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<!DOCTYPE html>
<title>CSS Masking: clip path reference box with box-shadow</title>
<link rel="author" title="Fredrik Söderquist" href="mailto:fs@opera.com">
<link rel="help" href="https://drafts.fxtf.org/css-masking-1/#the-clip-path">
<link rel="help" href="https://drafts.csswg.org/css-backgrounds-3/#propdef-box-shadow">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=418484">
<link rel="match" href="reference/clip-path-reference-box-001-ref.html">
<meta name="assert" content="Check that the 'clip-path' property uses the border box as the reference box.">

<style>
.clipped {
  width: 100px;
  height: 200px;
  background-color: green;
  clip-path: polygon(0% 0%,100% 0%,100% 50%,0% 50%);
  box-shadow: 100px 0px red;
}
</style>
<div class="clipped"></div>