<!DOCTYPE HTML>
<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<html><head>
  <meta charset="utf-8">
  <title>Reference: Testcase for bug 1422839</title>
  <style type="text/css">
html,body {
  color:black; background-color:white; font:16px/1 monospace; line-height:1; padding:0; margin:0;
}

div {
  width: 0;
  height: 0;
  white-space: pre;
  overflow: hidden;
  border: 1px solid;
  width: 100px;
  height: 100px;
}
.h > div { height: 120px; }
.w > div { width: 120px; }

c {
  display: block;
  width: 100px;
  height: 40px;
  border: 1px solid black;
}

.float { float: left; }

x {
  display: block;
  overflow: hidden;
  padding-left: 50px;
  padding-top: 50px;
  width: 50px;
  height: 50px;
}

.w x { width: 20px; }
.h x { height: 20px; }
.w.h x {
  background-color: lime;
  background-clip: content-box;
  overflow: visible;
}
y {
  display: block;
  overflow: hidden;
  width: 20px;
  height: 20px;
}

  </style>
</head>
<body>

<span class="float">
<div><x><c></c></x></div>
<div></div>
<div></div>
<div></div>
<div><x><c></c></x></div>
<div></div>
</span>

<span class="float h">
<div><x style="height:70px"><c></c></x></div>
<div></div>
<div></div>
<div><x><c></c></x></div>
<div><x style="height:70px"><c></c></x></div>
<div></div>
</span>

<span class="float w">
<div><x style="width:70px"><c></c></x></div>
<div></div>
<div><x><c></c></x></div>
<div></div>
<div><x style="width:70px"><c></c></x></div>
<div></div>
</span>

<span class="float w h">
<div><x><y style="height:70px; width:70px"><c></c></y></x></div>
<div><x><y><c></c></y></x></div>
<div><x><y style="height:70px"><c></c></y></x></div>
<div><x><y style="width:70px"><c></c></y></x></div>
<div><x><y style="height:70px; width:70px"><c></c></y></x></div>
<div><x><y><c></c></y></x></div>
</span>

</body>
</html>