<nav class="navbar navbar-default">
    <div class="container">
      <div class="navbar-header">
        <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
          <span class="sr-only">Toggle navigation</span>
          <span class="icon-bar"></span>
          <span class="icon-bar"></span>
          <span class="icon-bar"></span>
        </button>
        <a class="navbar-brand" href="#">3MILES</a>
      </div>
      <div id="navbar" class="collapse navbar-collapse">
        <ul class="nav navbar-nav navbar-left">
          <li [routerLinkActive]="['active']" [routerLinkActiveOptions]={exact:true}><a [routerLink]="['/']">Home</a></li>

        </ul>
        <ul class="nav navbar-nav navbar-right">
          <li [routerLinkActive]="['active']" [routerLinkActiveOptions]={exact:true}><a [routerLink]="['/login']">Login</a></li>
          <li [routerLinkActive]="['active']" [routerLinkActiveOptions]={exact:true}><a [routerLink]="['/register']">Register</a></li>
        </ul>
      </div><!--/.nav-collapse -->
    </div>
</nav>