title: CSS/Jquery Fixed Header + Change
body: <p>i want to acheive this <a href="http://www.yoda.ro/" rel="nofollow">effect</a></p>
  
  <p>Notice when you scroll down how the header stays fixed but also changes a bit. How can I do that?</p>
  
  <p>I know how to do it with CSS but want to add more style to the header.</p>