use black font in topic list title
@ is part of link
capitalize influcences too much
leave some space between content and icons
adjust anchor position of replies
width of navbar to be the same with main block
make reply time obvious
add image margins in content
drop -webkit-font-smoothing

http://stackoverflow.com/q/18786829/883571
fix test of at
Merge pull request #296 from jiyinyiyong/details-after-refactor

Some defailed styles updated