<nav class="navbar sticky-top navbar-expand-lg navbar-dark bg-primary justify-content-between">
  <a class="navbar-text text-white"> OMP+ </a>
  <div>
    <form class="form-inline">
      <button class="btn btn-outline-warning my-2 my-sm-0" (click)="logout()">Logout</button> <!-- TODO add logout mechanism -->
    </form>
  </div>
</nav>