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Test Info:

<!DOCTYPE html>
<html class="reftest-wait">
<head>
<meta charset="utf-8">
<title>visibility</title>
<link rel="match" href="visibility-001-ref.html"/>
<meta name="assert" content="Verify that visibility=hidden is used for the text of token elements.">
</head>
<body>
<p>Test passes if you see a green square.</p>
<div style="background: green; color: red; width: 200px; height: 200px;">
<math><mi style="visibility: hidden">1</mi></math>
<math><mn style="visibility: hidden">2</mn></math>
<math><mo style="visibility: hidden">3</mo></math>
<math><mtext style="visibility: hidden">4</mtext></math>
<math><ms style="visibility: hidden">5</ms></math>
<div id="dynamic">
<math><mi>1</mi></math>
<math><mn>2</mn></math>
<math><mo>3</mo></math>
<math><mtext>4</mtext></math>
<math><ms>5</ms></math>
</div>
</div>
<script>
window.addEventListener("load", () => {
document.getElementById("dynamic").style.visibility = "hidden";
document.documentElement.classList.remove("reftest-wait");
});
</script>
</body>
</html>