Layout not centering in FF

[mgm_03]

I'm using the same CSS I've used to center layouts before.

click here

[Dan_A]

Did you try
margin:0 auto; in body ?

[mgm_03]

thanks, that worked. i haven't seen that used in many CSS references/books/resources to center a layout and i hadn't used it before so, am baffled as to why this time.