http://i48.tinypic.com/17eh3p.png http://i48.tinypic.com/17eh3p.png That is the view on my screen, a quick analysis of your page source shows that the containe

http://i48.tinypic.com/17eh3p.png http://i48.tinypic.com/17eh3p.png That is the view on my screen, a quick analysis of your page source shows that the container has a fixed width of 700px, but that the computed style is returning a total of 702px for all the contents of the spans. This may be because your font size is forcing the containers to expand ever so slightly, try a 0.9em size compared to your general font size to see if this fixes the issue.