<!DOCTYPE html>
<html>
<head>
<style>
#layer {
position: absolute;
width: 256px;
height: 256px;
left: 200px;
background: green;
border: 1px solid black;
}
</style>
</head>
<body>
<div id="layer"></div>
</body>
<!DOCTYPE html>
<html>
<head>
<style>
#layer {
position: absolute;
width: 256px;
height: 256px;
left: 200px;
background: green;
border: 1px solid black;
}
</style>
</head>
<body>
<div id="layer"></div>
</body>