What tags to remove the stripes in the menu?

Question

css

<ul class="menu">
              <li><a href="#">HOME</a></li>
              <li><a href="#">POST FORMATS</a></li>
              <li><a href="#">PAGES</a></li>
                <li class="dropdown">
     							<a class="dropdown-toggle" data-toggle="dropdown" href="#">MEGA MENU<span class="caret"></span></a>
     							<ul class="dropdown-menu" role="menu">
     								<div class="container">
                      <div class="col-md-11">
                      <div class="col-md-3 col-sm-6">
                        <div class="news">
                          <img src="img/Layer 93.png" class="img-responsive">
                          <h4>.Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
                          tempor incididunt ut labore et dolore magna aliqua.</h4>	
                        </div>
                      </div>
                      <div class="col-md-3 col-sm-6">
                        <div class="team_item">
                          <img src="img/Layer 95.png" class="img-responsive">
                          <h4>.Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
                          tempor incididunt ut labore et dolore magna aliqua.</h4>	
                        </div>
                      </div>
                      <div class="col-md-3 col-sm-6">
                        <div class="team_item">
                          <img src="img/Layer 97.png" class="img-responsive">
                          <h4>.Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
                          tempor incididunt ut labore et dolore magna aliqua.</h4>	
                        </div>
                      </div>										
                      <div class="col-md-3 col-sm-6">
                        <div class="img">
                          <img src="img/Layer 91.png" class="img-responsive">
                          <h4>.Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod
                          tempor incididunt ut labore et dolore magna aliqua.</h4>
                        </div>
                      </div>
                  </div>
                  </div>
   								</ul>
                </li>
              <li><a href="#">LASTEST</a></li>
              <li><a href="#">ADS</a></li>
              <li><a href="#">BUY HOW</a></li>
              <li><a href="#">...</a></li>
              <li><span class="glyphicon glyphicon-search" aria-hidden="true"></span></li>
            </ul>