<!DOCTYPE html>
<link rel="author" title="Xianzhu Wang" href="mailto:wangxianzhu@chromium.org">
<link rel="help" href="https://crbug.com/1308752">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div style="column-count: 2; width: 200px; height: 100px">
  <div style="perspective: 100px">
    <div id="child1" style="height: 100px; position: relative"></div>
    <div id="child2" style="height: 100px; position: relative"></div>
  </div>
</div>
<script>
  test(()=> {
    assert_equals(document.elementFromPoint(50, 50), child1);
    assert_equals(document.elementFromPoint(150, 50), child2);
  }, "test");
</script>
