"navbar-brand" href="#">bsnav</a>
      <button class="navbar-toggler toggler-spring"><span class="navbar-toggler-icon"></span></button>
      <div class="collapse navbar-collapse justify-content-md-end">
        <ul class="navbar-nav navbar-mobile mr-0">
          <li class="nav-item active"><a class="nav-link" href="#">Home</a></li>
          <li class="nav-item dropdown dropdown-horizontal"><a class="nav-link" href="#">Horizontal Submenu <i class="caret"></i></a>
            <ul class="navbar-nav">
     