anchor.diff:      </div>
     <% end %>
   </div>
  -<div class="col-sm-3"></div>
  +<div class="col-sm-2"></div>
  
positive.code:         </div>
  
          <div class="col-sm-4">
            <%= pluralize sequence.children.length, "subsequence" %>
          </div>
        </div>
      <% end %>
  
negative.code: <%= title("Sequences ‧ #{@current_workspace.name}") %>
  
  <div class="col-sm-2"></div>
  <div class="col-sm-8">
    <% if @sequences.empty? %>
      <div class="row">
        <div class="col-sm-7 center">
  