<!DOCTYPE html>
<html>
<head>
<meta name='viewport' content='width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0'>
<title>Page with viewport scale 1.0</title>
<style>
#select1 {position:absolute;left:0;top:0;}
#select2 {position:absolute;right:0;top:0;}
#select3 {position:absolute;right:0;bottom:0;}
#select4 {position:absolute;left:0;bottom:0;}
</style>
</head>
<body>
<select id='select1'>
<option value='v1'>Value1</option>
<option value='v2'>Value2</option>
</select>
<select id='select2'>
<option value='v1'>Value1</option>
<option value='v2'>Value2</option>
</select>
<select id='select3'>
<option value='v1'>Value1</option>
<option value='v2'>Value2</option></select>
<select id='select4'>
<option value='v1'>Value1</option>
<option value='v2'>Value2</option>
</select>
</body>
</html>