Problems With D2nt Can Anyone Help With Publisher Website Problems?

Can anyone help with Publisher Website problems? - problems with d2nt

I'm in a kind of portfolio design, and we have to do a website. Everyone in the class want your website to fill the entire screen. We have yet to discover. Fill the bottom with a color, but some want a photo. Once a photograph is the editor of the "tile" it. It is very frustrating! HELP PLEASE!