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Test Info: Warnings
- This test has a WPT meta file that expects 1 subtest issues.
- This WPT test may be referenced by the following Test IDs:
            - /css/CSS2/normal-flow/auto-margins-root-element.html - WPT Dashboard Interop Dashboard
 
<!DOCTYPE html>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<style>
  html {
      width: 100px;
      margin-left: auto;
  }
  body { /* Just to make testharness display nicely. */
      position: absolute;
      left: 0;
      right: 0;
  }
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
  test(()=> {
      var viewport_width = window.innerWidth;
      var html = document.documentElement;
      assert_equals(html.offsetLeft, viewport_width - 100);
  }, "Root element auto margins resolve");
</script>