Remove permalink title attribute on index.html
Use h2 instead of h1 for site title
Use blue for links
Remove dev backgroun colour
Add webfonts Open-Sans and Quicksand

After testing several webfonts, settled on Open-Sans (normal+bold) for
text and Quicksand for titles. Lobster is a a nice alternative for
titles, but doesn't fit the style of the website.
Increase font size and adapt width
Indent css
Add .post and .comments class
Add padding to align with article
Reduce margin-top
Move font color to body
Describe which element class targets
Simplify padding for header

* Group padding on header & nav
* Group font-size
Style subtitle

* Next to title
* Italic
* Default font: open-sans
Reduce margin-top
Border-bottom text-decoration for links
Revert to title font for subtitle
Increase line-height from 1.4 to 1.6