anchor.diff:  <h2><center>Your cart</center></h2>
  -<table class="table table-condensed">
  +<table class="table table-striped">
     <thead>
       <tr>
      	  <th>#</th>
  
positive.code:     </br>
      <center>
        <p>
          <button type="submit" class="btn btn-success btn-lg">Submit</button>
        </p>
      </center>
  </form>
  
negative.code:    <tr>
     		<td></td>
     		<td></td>
     		<td><b>Total price: <%= total_price %>$</b></td>
     		<td></td>
     		<td><b>Total qty: <%= total_qty %></b></td>
     </tr>
  
    </tbody>
  