<link href='http://fonts.googleapis.com/css?family=Open+Sans:400,700' rel='stylesheet' type='text/css' />
<link href='/css/main.css' rel='stylesheet' type='text/css' />
<link href='/css/syntax.css' rel='stylesheet' type='text/css' />
<script type="text/javascript" src="http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
</script>

<link href='http://fonts.googleapis.com/css?family=Open+Sans:400,700' rel='stylesheet' type='text/css' />
<link href='{{ site.baseurl }}/css/main.css' rel='stylesheet' type='text/css' />
<link href='{{ site.baseurl }}/css/syntax.css' rel='stylesheet' type='text/css' />
<script type="text/javascript" src="http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML">
</script>

Use site.baseurl in css references
Use site.baseurl in css references
