CSS - Figuring it out

Removed the vhs and replaced them for %s, so far so good except it goes
funky in viewport under 835px.
CSS - sad

Feeble attempts make me sad.
Merge pull request #30 from andyosuna/vhReplacement

Vh replacement - The changes here didn't do anything of significance to fix the issue, #28 (which merges the changes that fixed #27) did it. Go there to take a look.