anchor.diff:            <h3>Why does it work?</h3>
             <p>Self-testing has been shown to be one of the most effective learning strategies. Generating questions will require you to recall information, identify the main points, reflect on how it relates to things you’ve previously learned, and generate your own answer—powerful techniques for learning!</p>
             <!-- <p><br/><a href="#" class="btn btn-theme">More Info</a></p> -->
  -        </div>            
  +        </div>
         </div>
       </div><!--/container -->
      </div><!--/service -->
  
positive.code:     <div class="row">
        <div class="col-sm-4  center">
          <div class="row"><%= link_to "Generate Question", new_question_path, class: "btn btn-theme btn-lg" %></div>
          
        </div>
        <div class="col-sm-8  center"></div>
        
      </div><div class="spacer6"></div><div class="spacer6"></div><div class="spacer6"></div><div class="spacer3"></div>
      <div class="row center"><%= link_to icon('angle-double-down'), '#home-scroll-down', id: 'home-scroll-down' %></div>
    </div>
  
negative.code:           </p>
            <p>&copy; 2015 Harvard TLT</p>
          </div>
  
        </div><!--/row -->
      </div><!--/container -->
     </div><!--/footerwrap -->
  