chromium/third_party/blink/manual_tests/cur-hotspot.html

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<html xmlns="http://www.w3.org/1999/xhtml">
<body>
  <p>Test for .cur cursor intrinsic hot spot behavior. See <a href="https://bugs.webkit.org/show_bug.cgi?id=15779">bug 15779</a>.</p>
  <div style="background:turquoise;cursor:url(resources/cur-hotspot.cur), auto; width:200px; height:200px; position:absolute; top:100px; left: 50px;">Mouse cursor should be upside down inside this box.</div>

  <div style="background:turquoise;cursor:url(resources/cur-hotspot.cur) 200 200, auto; width:200px; height:200px; position:absolute; top:100px; left: 300px;">Mouse cursor should be upside down inside this box.</div>

  <div style="background:turquoise;cursor:url(resources/cur-hotspot.cur) 0 0, auto; width:200px; height:200px; position:absolute; top:350px; left: 50px;">Mouse cursor should flip erratically, due to incorrect hot spot forced in CSS.</div>

</body>
</html>