Website menu and spacing

[DeerstalkerHats]

1. Update the menu on the mobile version
2. On NFT page the horizontal menu is cut off.

The issue :

See the design on Figma
https://www.figma.com/file/XkYFhYf9eVDlaX6oL3COf2/Hats-hand-over?node-id=3392%3A214

[mwogates]

Pull Request
#15