To contribute to this: https://gist.github.com/ZhangYiJiang/ec9103a5057c2e34e122e0e01f8357b0 or poke at Private Pansy in the Bridge chatroom http://chat.stackexchange.com/rooms/35/the-bridge

Fixes the following:

- Top navigation tabs appear in front of content
- Front part of tag appears a different color on hover

Tweaks the following

- Reduce bottom spacing on ask question title box
- Enlarge the clickable area of hot network questions and more evenly space them out
- Make the question vote, answer and view counters slightly larger and better aligned