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<!DOCTYPE html>
<title>hyphen operator is rendered as a minus sign</title>
<meta charset="utf-8"/>
<style>
math {
font-size: 64pt;
}
.box {
position: absolute;
left: 2em;
top: 2em;
border: 1px solid lightgreen;
}
</style>
<body>
<p>This test passes if you see a green rectangle and no red.</p>
<math class="box" style="position: absolute; color: red"><mo>−</mo></math>
<math class="box" style="position: absolute; color: green; background: green;"><mo>−</mo></math>
</body>