File: position-fixed-scroll-overlap.html

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<!DOCTYPE html>
<html class="reftest-wait">
<link rel="help" href="https://drafts.csswg.org/css-position/#fixed-pos">
<link rel="help" href="https://crbug.com/1274414">
<link rel="match" href="position-fixed-scroll-overlap-ref.html">
<meta name="assert" content="The red fixed-position element should be always invisible
    (covered by the green elements), regardless of viewport scroll offset">
<script src="/common/rendering-utils.js"></script>
<script src="/common/reftest-wait.js"></script>
<style>
.section {
  width: 100px;
  height: 2000px;
  background: green;
  position: relative;
  z-index: 2;
}
</style>
<svg style="width: 100px; height: 1000px; position: fixed">
  <rect width="200" height="2000" fill="red"/>
</svg>
<div class="section"></div>
<div class="section"></div>
<div class="section"></div>
<div class="section"></div>
<script>
  waitForAtLeastOneFrame().then(() => {
    window.scrollTo(0, 4000);
    waitForAtLeastOneFrame().then(() => {
      window.scrollTo(0, 0);
      takeScreenshot();
    });
  });
</script>
</html>