import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

This commit is contained in:
Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
150858 changed files with 23884658 additions and 0 deletions

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<!DOCTYPE html>
<html>
<head>
<style type="text/css">
#a {
height: 4em;
background-color: green;
overflow: hidden;
}
#a div{
position: absolute;
top: 1em; left: 1em;
background-color: lime;
height: 7em; width: 7em;
}
</style>
</head>
<body>
<div id="a">
<div></div>
</div>
<textarea></textarea>
</body>
</html>