anchor.diff:                          <td>>= 11</td>
                           <td>-</td>
                       </tr>
  -                    <tr>
  +                    <tr class="pure-table-odd">
                           <td>Opera</td>
                           <td>>= 15</td>
                           <td>-</td>
  
positive.code: 				<p>
  		    	<button class="pure-button pure-button-primary" id="try">Try now</button>
  		    </p>
  				<h5><span>beta version</span></h5>
      </div>
  </div>
  
  
negative.code:                         <td>>= 11</td>
                          <td>>= 23</td>
                      </tr>
                      <tr class="pure-table-odd">
                          <td>Firefox</td>
                          <td>>= 21</td>
                          <td>>= 21</td>
  