<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="modal fade details-1" id="details-1" tabindex="-1" role="dialog" aria-labelledby="details-1" aria-hidden="true"> <div class="modal-dialog modal-lg"> <div class="modal-content"> <div class="modal-header"> <button class="close" type="button" data-dismiss="modal" aria-label="close"> <span aria-hidden="true">×</span> </button> <h4 class="modal-title text-center">Levis Jeans</h4> </div> <div class="modal-body"> <div class="container-fluid"> <div class="row"> <div class="col-sm-6"> <div class="center-block"> <img src="images/products/men4.png" alt="Levis Jeans" class="details img-responsive"> </div> </div> <div class="col-sm-6"></div> </div> </div> </div> </div> </div> </div> <div class="btn btn-info" data-toggle="modal" data-target="#details-1"> Open</div>