<div id="sponsors" class="container text-center">
    <h2>Sponsors</h2>
    <div class="row">
      <div class="col-lg-12">
        <div class="col-md-6">
          <ul class="nav nav-pills nav-stacked">

            <li><h3>LEGO Education</h3></li>

            <li><a href="http://education.lego.com/" target="_blank"><img class="logo" alt="Logo LEGO Education" src="img/legoEducation.png" /></a></li>

          </ul>
        </div>
        <div class="col-md-6">
          <ul class="nav nav-pills nav-stacked">

            <li><h3>Polytech Instrumentation</h3></li>

            <li><a href="http://www.polytech-instrumentation.fr/" target="_blank"><img class="logo" alt="Logo Polytech Instrumentation" src="img/polytechInstrumentation.png" /></a></li>

          </ul>

  	  </div>
  	  <div class="col-md-3">

        </div>

  	  <div class="col-md-6">

            <ul class="nav nav-pills nav-stacked">

              <li><h3>Oxybul</h3></li>

              <li><a href="http://www.oxybul.com" target="_blank"><img class="logo" alt="Logo Oxybul" src="img/oxybul.png" /></a></li>
              </ul>

        </div>
  	  <div class="col-md-3">
        </div>
  	</div>

    </div>
  </div>