<!DOCTYPE html>
<html class="reftest-wait">
<head>
<meta charset="utf-8"/>
<title>Fixed positioned</title>
<link rel="help" href="https://w3c.github.io/mathml-core/#layout-algorithms">
<link rel="help" href="https://w3c.github.io/mathml-core/#layout-of-mrow">
<link rel="match" href="fixed-positioned-001-ref.html"/>
<meta name="assert" content="Verify visual rendering of fixed positioned mtext elements.">
<style>
  body { overflow: hidden; }
</style>
<body>
  <div style="position: absolute; left: 100px; top: 200px;
              height: 3000px; width: 3000px;">
    <math>
      <mrow>
        <mspace width="100px" height="300px" style="background: green"/>
        <mspace width="100px" height="300px" style="background: red"/>
        <mspace width="100px" height="300px" style="background: green"/>
        <mtext style="position: fixed; left: 150px; top: 100px;"><span style="display: inline-block; width: 50px; height: 300px; background: green"></span></mtext>
        <mtext style="position: fixed; left: 200px; top: 100px;"><span style="display: inline-block; width: 50px; height: 150px; background: green"></span></mtext>
        <mtext style="position: fixed; left: 200px; top: 250px;"><span style="display: inline-block; width: 50px; height: 150px; background: green"></span></mtext>
      </mrow>
    </math>
    <p>Test passes if you see a green square and no red.</p>
  </div>
  <script>
    requestAnimationFrame(() => {
      window.scrollTo(50, 100);
      document.documentElement.classList.remove("reftest-wait");
    });
  </script>
</body>
</html>
