[Excavator]

Originally Posted by AlexG

That made it work. Thank you very much. Now how do I get it to go into the whole site (the header and footer)?

Remove any images/colors you have covering backgroundrays.jpg -

#header_outer {
    background: none repeat scroll 0 0 #00C5CC;
}
#bottom {
    background: url("1-default/footerbg.png") repeat-x scroll left top #00C5CC;
}