="#nav-home" role="tab" aria-controls="nav-home" aria-selected="true">Home</a>
      <a class="nav-item nav-link" id="nav-profile-tab" data-toggle="tab" href="#nav-profile" role="tab" aria-controls="nav-profile" aria-selected="false">Profile</a>
      <a class="nav-item nav-link" id="nav-contact-tab" data-toggle="tab" href="#nav-contact" role="tab" aria-controls="nav-contact" aria-selected="false">Contact</a>
    </div>
  </nav>
  <div class="tab-content" id="nav-tabContent">
    <div class="tab-pane fade s