css background position

example:

body { 
    background-image: url('smiley.gif');
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-position: 30% 20%; }

Property Values

Value	Description	Play it
left top left center left bottom right top right center right bottom center top center center center bottom	If you only specify one keyword, the other value will be "center"	Play it »
x% y%	The first value is the horizontal position and the second value is the vertical. The top left corner is 0% 0%. The right bottom corner is 100% 100%. If you only specify one value, the other value will be 50%. . Default value is: 0% 0%	Play it »
xpos ypos	The first value is the horizontal position and the second value is the vertical. The top left corner is 0 0. Units can be pixels (0px 0px) or any other CSS units. If you only specify one value, the other value will be 50%. You can mix % and positions	Play it »
initial	Sets this property to its default value. Read about initial	Play it »
inherit	Inherits this property from its parent element. Read about inherit