added background image
60px as margin-top for every content-box of the desktop and tablet pages, just a suggestion and can be changed later on
fixed header and nav to be solid background color with bottom border
merged together the ducplicate @media 900 that had been created from other branch.
added background image 60px as margin-top for every content-box of the desktop and tablet pages, just a suggestion and can be changed later on fixed header and nav to be solid background color with bottom border merged together the ducplicate @media 900 that had been created from other branch.