Better utilize space on mobile/smaller screens

Less padding (actually margin) and decreased box heading size on
small screen sizes.
Change height of boxes to min-height to allow taller boxes

Changing the height to min-height allows for expandable content in boxes
Remove whitespace between boxes to simulate generated boxes
Update various styles to match newest design sketches

Change some colors and sizes. Move border to filter menu and add
border-top. Move main action button further away from corner and
change its color.
Change entry css for atomify and export css
Merge pull request #16 from bdo-labs/update-and-mobile

Update and mobile