<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Basic User Interface Test: box-sizing:border-box floors to 0</title>
<link rel="author" title="Florian Rivoal" href="http://florian.rivoal.net/">
<link rel="help" href="https://drafts.csswg.org/css-ui-3/#box-sizing">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<meta name="assert" content="Floor width and height computation to 0 as they cannot be negative.">
<style>
#red {
	position: absolute;
	width: 100px;
	height: 100px;
	background:red;
	z-index: -1;
}
#test {
	box-sizing: border-box;
	border: 50px green solid;
	width: 10px;
	height: 10px;
}
</style>
<body>
  <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
  <div id=red></div>
  <div id=test></div>
</body>
