Nav

            
              <ul class="nav">
  <li class="nav-item">
    <a class="nav-link" href="#">Nav Label #1</a>
  </li>
  <li class="nav-item">
    <a class="nav-link" href="#">Nav Label #2</a>
  </li>
  <li class="nav-item">
    <a class="nav-link" href="#">Nav Label #3</a>
  </li>
  <li class="nav-item">
    <a class="nav-link" href="#">Nav Label #4</a>
  </li>
</ul>

            
          

            
              <ul class="nav">
  <li class="nav-item dropdown">
    <a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true" aria-expanded="false">Products</a>
    <div class="dropdown-menu">
      <a class="dropdown-item" href="#">ICs</a> <a class="dropdown-item" href="#">Modules</a> <a class="dropdown-item" href="#">Drives</a>
    </div>
  </li>
  <li class="nav-item dropdown">
    <a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true" aria-expanded="false">Solutions</a>
    <div class="dropdown-menu">
      <a class="dropdown-item" href="#">Manifacturing</a> <a class="dropdown-item" href="#">Medical</a> <a class="dropdown-item" href="#">Laboratory</a>
    </div>
  </li>
  <li class="nav-item dropdown">
    <a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true" aria-expanded="false">Technology</a>
    <div class="dropdown-menu">
      <a class="dropdown-item" href="#">Architecture</a> <a class="dropdown-item" href="#">Std. Technologies</a> <a class="dropdown-item" href="#">Adv. Technologies</a>
    </div>
  </li>
  <li class="nav-item dropdown">
    <a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true" aria-expanded="false">Support</a>
    <div class="dropdown-menu">
      <a class="dropdown-item" href="#">Help Center</a> <a class="dropdown-item" href="#">Software</a> <a class="dropdown-item" href="#">Eval Kits</a>
    </div>
  </li>
  <li class="nav-item dropdown">
    <a class="nav-link dropdown-toggle" data-toggle="dropdown" href="#" role="button" aria-haspopup="true" aria-expanded="false">Company</a>
    <div class="dropdown-menu">
      <a class="dropdown-item" href="#">Careers</a> <a class="dropdown-item" href="#">Locations</a> <a class="dropdown-item" href="#">Quality</a> <a class="dropdown-item" href="#">News</a> <a class="dropdown-item" href="#">Events</a>
    </div>
  </li>
</ul>