chromium/third_party/blink/web_tests/external/wpt/css/css-transforms/perspective-zero-2.html

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>CSS transforms: perspective: 0px</title>
<link rel="author" title="Miko Mynttinen" href="mailto:[email protected]">
<link rel="author" title="Mozilla" href="https://www.mozilla.org">
<link rel="author" title="L. David Baron" href="https://dbaron.org/">
<link rel="author" title="Google" href="http://www.google.com/">
<link rel="help" href="https://drafts.csswg.org/css-transforms-2/#propdef-perspective">
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/413">
<meta name="assert" content="Test checks that perspective: 0px behaves like transform: perspective(0) on parent container">
<link rel="match" href="perspective-zero-2-ref.html">
<style type="text/css">
.parent {
  perspective: 0px;
  perspective-origin: top left;
}
.parent > div {
  position: absolute;
}
.child-2d {
  background: red;
  width: 200px;
  height: 200px;
}
.child-3d {
  width: 100px;
  height: 100px;
  background: green;
  transform: translateZ(0.5px);
}
</style>
</head>
<body>
<p>Test passes if there is only green below.</p>
<div class="parent">
  <div class="child-2d"></div>
  <div class="child-3d"></div>
</div>
</body>
</html>