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<!DOCTYPE html>
<html>
<head>
<style>
body {
margin: 0;
}
div {
left: 200px;
top: 200px;
position:absolute;
}
</style>
</head>
<body>
<div style="width: 200px; height: 200px; background-color: blue;"></div>
<div style="width: 100px; height: 100px; background-color: red;"></div>
</body>
</html>