css/css-fonts/line-gap-override.html

<!DOCTYPE html>
<meta charset="utf-8">
<link rel="author" href="mailto:xiaochengh@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-fonts-4/#font-metrics-override-desc">
<link rel="match" href="line-gap-override-ref.html">
<title>Tests the line-gap-override descriptor of @font-face</title>
<style>
@font-face {
  font-family: Ahem;
  src: local(Ahem), url(/fonts/Ahem.ttf);
  line-gap-override: 100%;
}

.target {
  font: 20px Ahem;
  color: green;
  position: absolute;
  top: 10px;
  left: 10px;
}
</style>

<div class="target">
  X<br>
  X
</div>