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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Reftest Reference</title>
<link rel="author" title="Mirela Budăeș" href="mailto:mbudaes@adobe.com">
<style>
.container{
margin: 30px;
width: 130px;
height: 130px;
float: left;
background: yellow;/*rgb(255,255,0);*/
}
.simple{
background: lime;/* rgb(0,255,0);*/
width: 100px;
height: 100px;
position: fixed;
}
.mixed {
background: red;/*rgb(255,0,0);*/
margin-top: 20px;
margin-left: 20px;
width: 100px;
height: 100px;
}
.overlap {
background: black;/*rgb(0,0,0);*/
width: 80px;
height: 80px;
}
</style>
</head>
<body>
<p>Test passes if there is no complete red square on the screen. <br>
You should see two overlapping lime and red squares on top of a yellow one. <br>
At the intersection of the lime and red squares, a black square will be created. </p>
<div class="container">
<div class="simple">
<div class="mixed">
<div class="overlap"></div>
</div>
</div>
</div>
</body>
</html>