<ul class="nav justify-content-center"> <li class="nav-item"> <a class="nav-link active" aria-current="page" href="#">Active</a> </li> <li class="nav-item"> <a class="nav-link" href="#">Link</a> </li> <li class="nav-item"> <a class="nav-link" href="#">Link</a> </li> <li class="nav-item"> <a class="nav-link disabled" aria-disabled="true">Disabled</a> </li> </ul>