testing/web-platform/tests/css/css-masking/clip-path/clip-path-reference-box-003.html


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<!DOCTYPE html>
<title>CSS Masking: clip path reference box with transform</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://bugs.chromium.org/p/chromium/issues/detail?id=418484">
<link rel="match" href="reference/clip-path-reference-box-003-ref.html">
<meta name="assert" content="Check that the 'clip-path' property uses the border box as the reference box when using transform.">

<style>
.clipped {
  width: 100px;
  height: 200px;
  background-color: green;
  clip-path: polygon(0% 0%,100% 0%,100% 50%,0% 50%);
}
.abs {
  position: absolute;
  width: 200px;
  height: 200px;
}
</style>
<div class="abs">
  <div class="clipped" style="position: absolute; overflow: hidden">
    <div class="abs" style="transform: translate(0px, 100px); background-color: red;"></div>
  </div>
</div>