Seneca - Fixed baseline

I've modified the line-height and font-size of the h1 to fix the baseline.
![Schermafbeelding 2013-02-05 om 18 37 56](https://f.cloud.github.com/assets/231202/128464/07270004-6fbb-11e2-92bf-7e1a93e75b1a.png)