contenteditable-iframe-fixed-size-src.html

<style type="text/css">
  .ahem { font: 20px Ahem; }
</style>
<script src="../../resources/ahem.js"></script>
<body bgcolor="lightyellow" contenteditable class="ahem" style="padding: 0px; margin: 0px;">

</body>

chromium/third_party/blink/web_tests/editing/resources/contenteditable-iframe-fixed-size-src.html