<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1285596">
<div id="elm" style="columns:2;">
  <div style="display:flex;"></div>
  <div style="display:grid;"></div>
  <div style="display:table;"></div>
</div>
<div style="display:table-row-group;"></div>
<script>
  document.body.offsetTop;
  elm.style.display = "table-row-group";
</script>
