<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Containment Test: Reference file</title>
<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style>
div {
  display: inline-block;
  font: 100px/1 Ahem;
  width: 100px;
  height: 100px;
}
#first {
  color: blue;
  position: relative;
  top: 20px;
}
#second {
  color: green;
}
</style>
<p>Test passes if there is not a rectangle as the two boxes ("blue" and "green") are not baseline aligned.</p>
<div id="first">X</div><div id="second">X</div>