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Test Info: Warnings

<!DOCTYPE html>
<meta name="viewport" content="width=device-width, minimum-scale=0.5, initial-scale=1">
<style>
html, body {
margin: 0;
width: 100%;
height: 100%;
}
#twice-width {
position: absolute;
width: 200%;
height: 100%;
}
</style>
<div id="twice-width"></div>