<!DOCTYPE html>
<html>
<head>
<title>Bug 1392161 - Translate rounding reference (viewport)</title>
<style>
div {
height: 100px;
width: 100px;
background: blue;
position: relative;
left: 50vw;
}
</style>
</head>
<body>
<div></div>
</body>
</html>