anchor.diff:                          isFour = a === 4;
   
               section
  -                h2 Non-expressions
  +                h2 Non-expression is
                   code.language-javascript
                       pre.
                           a = 2;
  
positive.code:                 h2 In IT it's all about trading things
  
              section
                  h2 CoffeeScript is a very good trade
                  h2 &#10003; Preserves JS awsomeness
                  h2 &#10003; Fixes as much JS issues as possible
                  h2 &#10003; Is "cheap" to use
  
negative.code:                         }
  
              section
                  h2 Expressions are like mayo
                  h3 They are good for you
  
              section
                  h2 CoffeeScript!
  
              section
                  code.language-coffeescript
  