Background Position
Values: <percentage> | <length> | [top | center | bottom] | [left | center | right]
Example code:
<style
type="text/css">
body {
background-position: center;
background: #C0FFC0 url(bg.gif);
background-repeat: repeat-y;
background-attachment: fixed;
</style>
.....
<body>
....
</body>
body {
background-position: center;
background: #C0FFC0 url(bg.gif);
background-repeat: repeat-y;
background-attachment: fixed;
</style>
.....
<body>
....
</body>