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chromium/third_party/blink/web_tests/external/wpt/css/css-position/sticky/position-sticky-offset-print.html 

<!DOCTYPE html>
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1485969">
<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="scroller" style="position:relative; width:200px; height:100px; overflow:hidden;">
  <div style="position:absolute; width:1000px;">
    <div style="position:sticky; left:0; height:100px; width:100px; background:green;"></div>
  </div>
  <div style="width:100px; height:100px; background:red;"></div>
</div>
<script>
document.getElementById('scroller').scrollLeft = 100;
</script>