<link href="//netdna.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script> <script src="//code.jquery.com/jquery-1.11.1.min.js"></script> <!------ Include the above in your HEAD tag ----------> <nav class="navbar navbar-default" role="navigation"> <div class="container"> <!-- Brand and toggle get grouped for better mobile display --> <div class="navbar-header"> <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#dropdown-thumbnail-preview"> <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="#">Brand</a> </div> <!-- Collect the nav links, forms, and other content for toggling --> <div class="collapse navbar-collapse" id="dropdown-thumbnail-preview"> <ul class="nav navbar-nav"> <li class="active"><a href="#">Link</a></li> <li><a href="#">Link</a></li> <li class="dropdown thumb-dropdown"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">My Snippets <span class="caret"></span></a> <ul class="dropdown-menu" role="menu"> <li role="presentation" class="dropdown-header">Simple thumbnail</li> <li> <a href="#"> Preview carousel indicators <div class="thumbnail"> <img class="img-responsive" src="http://krowdly.co/snippets/thumbnails/1.jpg"> </div> </a> </li> <li> <a href="#"> Simple subscribe form <div class="thumbnail"> <img class="img-responsive" src="http://krowdly.co/snippets/thumbnails/2.jpg"> </div> </a> </li> <li> <a href="#"> Flat user profile <div class="thumbnail"> <img class="img-responsive" src="http://krowdly.co/snippets/thumbnails/3.jpg"> </div> </a> </li> <li class="divider"></li> <li role="presentation" class="dropdown-header">Thumbnail with caption</li> <li> <a href="#"> Discount labels <div class="thumbnail"> <img class="img-responsive" src="http://krowdly.co/snippets/thumbnails/4.jpg"> <div class="caption"> <p>You can add any text for describe thumbnail here.</p> </div> </div> </a> </li> </ul> </li> </ul> <form class="navbar-form navbar-left" role="search"> <div class="form-group"> <input type="text" class="form-control" placeholder="Search"> </div> <button type="submit" class="btn btn-default">Submit</button> </form> <ul class="nav navbar-nav navbar-right"> <li><a href="#">Link</a></li> <li class="dropdown"> <a href="#" class="dropdown-toggle" data-toggle="dropdown">Dropdown <span class="caret"></span></a> <ul class="dropdown-menu" role="menu"> <li><a href="#">Action</a></li> <li><a href="#">Another action</a></li> <li><a href="#">Something else here</a></li> <li class="divider"></li> <li><a href="#">Separated link</a></li> </ul> </li> </ul> </div><!-- /.navbar-collapse --> </div><!-- /.container-fluid --> </nav>

.thumb-dropdown .dropdown-menu > li { position: relative; } .thumb-dropdown .dropdown-menu > li > a .thumbnail { position: absolute; left: 100%; top: -10px; display: none; width: 350px; height: auto; margin-left: 5px; } .thumb-dropdown .dropdown-menu > li > a:hover .thumbnail { display: block; }