Fixed styling
- cleaned CSS
- Added hover color to selections
- Fixed page resize issues
  - Friends now collapse correctly
  - Tweet bar resizes properly when text takes up multiple lines
- Added blank footer (to be filled in w/ credits/ share on twitter)
- locked high score space to bottom of page (above footer)
- Changed fonts to Proxima Nova
- Shrunk title bar to 100px
- Hover and selection highlights now have 10px padding

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