in WP PrintShop Theme:

when ever i turn on the megamenu feature in appearance/menu it creates a black background. in the middle of the main menu....

should just be all white across the entire top of the menu bar...
but when feature is turned it's creates a black background in the middle of the menu bar.

with out the megamenu feature the menu bar don't line up with the logo.

can anyone help with this or know how to fix it?