<!doctype html>
<meta charset="utf-8">
<title>CSS reference</title>
<link rel="stylesheet" href="/fonts/ahem.css">
<style>
#parent {
  display: inline-block;
  background: green;
}
#clamp {
  font-family: Ahem;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  overflow: hidden; /* can be removed once implementations update their old -webkit-line-clamp implementations */
}
</style>
<div id="parent">
  <div id="clamp">
    AAA<br>
    BBB<br>
    CCC<span style="visibility: hidden">…</span>
  </div>
</div>