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<!DOCTYPE HTML>
<!--
Any copyright is dedicated to the Public Domain.
-->
<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;
direction: rtl;
}
.h > div { height: 120px; }
.w > div { width: 120px; }
c {
display: block;
width: 100px;
height: 40px;
border: 1px solid black;
margin-top: -10px;
}
.float { float: left; }
x {
display: block;
overflow: hidden;
padding-right: 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 style="height:20px"><c style="margin:0; border-top-width:0"></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; margin-top:-10px"><c style="margin-top:0px"></c></y></x></div>
<div><x><y><c></c></y></x></div>
<div><x><y style="height:70px; margin-top:-10px"><c style="margin-top:0px"></c></y></x></div>
<div><x><y style="width:70px"><c></c></y></x></div>
<div><x><y style="height:70px; width:70px; margin-top:-10px"><c style="margin-top:0px"></c></y></x></div>
<div><x><y><c></c></y></x></div>
</span>
</body>
</html>