anchor.diff:                                  alert @name + " moved \#{meters}m."
   
                           new Animal('dog').move 3
  +
  +            section
  +                h2 Don't be scared
   
               section
                   h2 Non-JS confusion
  
positive.code:                         console.log(a) for a in [1, 2, 3, 4]
  
              section
                  code.language-coffeescript
                      pre.
                          foo = (a + 1 for a in [1, 2, 3, 4])
  
              section
                  h2 Expressions make your code shorter
                  h3 Shorter is better
  
              section
                  h2 &#10003; Preserve JS awsomeness
  
negative.code:             section
                  h2 But hey! You know how to compile
                  h3 Just add new config section to your Gruntfile
  
              section
                  h1 CoffeeScript!
  