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<!DOCTYPE HTML>
<html><head>
<meta charset="utf-8">
<title>Testcases for overflow-clip-box:content-box</title>
<style type="text/css">
html,body {
color:black; background-color:white; font:16px monospace; padding:0; margin:7px;
}
.block {
border:1px solid grey; height:50px; width:200px; padding:20px;
overflow:auto; overflow-clip-box:padding-box;
line-height:1px;
}
.rel { position:relative; }
.mask1 { position:absolute; width:20px; background:white; top:0; bottom:0; right:0; }
.mask2 { position:absolute; height:20px; background:white; top:0; left:40px; right:0; }
mask {
display:block;
position:absolute;
left: -1px;
bottom: -1px;
height: 25px;
width: 80%;
background:black;
}
</style>
</head>
<body>
<div style="position:relative;">
<div contenteditable=true spellcheck=false tabindex=0 id=x class="rel block"> XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX<span style="padding-right:20px">X</span><div class=mask2></div><div class=mask1></div></div>
<mask></mask>
</div>
<script>
var x = document.getElementById('x');
x.focus();
window.getSelection().collapse(x,0);
</script>
</body>
</html>