<code>b-w-2</code></span></li>
            <li class="m-a-25">3 : 3px <span class="border b-w-3 p-2"><code>b-w-3</code></span></li>
            <li class="m-a-25">4 : 4px <span class="border b-w-4 p-2"><code>b-w-4</code></span></li>
            <li class="m-a-25">5 : 5px <span class="border b-w-5 p-2"><code>b-w-5</code></span></li>
          </ul>
        </div>
      </div>
    </div>
    <!-- END: border width -->

    <!-- BEGIN: border style -->
    <div class="col-md-4">
      <div class="box">
       