anchor.diff:            });
   
     .code-sample-block.second-sample-block
  -    h4.code-header Pass in data
  +    h3.code-header Pass in data
       pre.prettyprint
         code.notranslate.
           var list = new Backbone.Collection([
  
positive.code: section.code-samples.column-contain.hidden-xs
    h2.hidden-visually Code Samples
    .code-sample-block.first-sample-block
        h4.code-header Define view classes
        pre.prettyprint
          code.notranslate.
            var SingleLink = Marionette.ItemView.extend({
  
negative.code:         })).render();
  
    .code-sample-block.code-results-block
      h3.code-header.code-header-results Results
      .result
        ul
          li
  