<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="container-fluid"> <ul class="nav navbar-nav dropdown-menu yamm" role="menu" aria-labelledby="dropdownMenu" style="display: block; position: static;"> <li><a href="#">Action</a></li> <li><a href="#">Another action</a></li> <li><a href="#">Something else here</a></li> <li class="dropdown-submenu"> <a tabindex="-1" href="#">More options</a> <ul class="dropdown-menu yamm-fw"> <li class="list-group-item"><a tabindex="-1" href="#">Second level</a></li> <li class="dropdown-submenu"> <a href="#">More..</a> <ul class="dropdown-menu"> <li><a href="#">3rd level</a></li> <li><a href="#">3rd level</a></li> </ul> </li> <li class="list-group-item"><a href="#">Second level</a></li> <li class="list-group-item"><a href="#">Second level</a></li> </ul> </li> </ul> </div>

.dropdown-submenu{position:relative;} .dropdown-submenu>.dropdown-menu{top:50px;left:0;-webkit-border-radius:0 6px 6px 6px;-moz-border-radius:0 6px 6px 6px;border-radius:0 6px 6px 6px;} .dropdown-submenu:hover>.dropdown-menu{display:block;} .dropdown-submenu>a:after{display:block;content:" ";float:right;width:0;height:0;border-color:transparent;border-style:solid;border-width:5px 0 5px 5px;border-left-color:#cccccc;margin-top:5px;margin-right:-10px;} .dropdown-submenu:hover>a:after{border-left-color:#ffffff;} .dropdown-submenu.pull-left{float:none;}.dropdown-submenu.pull-left>.dropdown-menu{left:-100%;margin-left:10px;-webkit-border-radius:6px 0 6px 6px;-moz-border-radius:6px 0 6px 6px;border-radius:6px 0 6px 6px;} .yamm .nav, .yamm .collapse, .yamm .dropup, .yamm .dropdown { position: static; } .yamm .container { position: relative; } .yamm .dropdown-menu { left: auto; border-left: 0; border-right: 0; background: #000; } .yamm .yamm-content { padding: 20px 30px; } .yamm .dropdown.yamm-fw .dropdown-menu { left: 0; right: 0; }