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<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Basic User Interface Reference File</title>
<style>
div {
width: 100px;
height: 150px;
background: green;
margin: 10px;
display: inline-block;
}
body {
max-width: 400px;
}
</style>
<body>
<p>Test passes if there are 6 <strong>filled green rectangles</strong> and they are the <strong>same size</strong>.</p>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
<div></div>
</body>