Responsive issue with banner
Screenshot:
http://i.imgur.com/R5GuFjE.png
Solution: changing the line-height of the span to 18px and adding a min-width: 210px to that span fixes the issue. (But the "support us now" button will slide outside the viewport, so you'll have to do some more changes to fix that.)
Screenshots:
http://i.imgur.com/btOZhq2.png
http://i.imgur.com/D4m0FW0.png