<link href="//netdna.bootstrapcdn.com/bootstrap/3.1.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//netdna.bootstrapcdn.com/bootstrap/3.1.0/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"> <div class="row"> <div class="search"> <input type="text" class="form-control input-sm" maxlength="64" placeholder="Search" /> <button type="submit" class="btn btn-primary btn-sm"><span class="glyphicon glyphicon-search" aria-hidden="true"></span> Search</button> </div> </div> </div>

#search { float: left; margin-top: 9px; width: 250px; } .search { padding: 5px 0; width: 230px; height: 30px; position: relative; left: 10px; float: left; line-height: 22px; } .search input { position: absolute; width: 0px; float: right; margin-right: 210px; -webkit-transition: all 0.7s ease-in-out; -moz-transition: all 0.7s ease-in-out; -o-transition: all 0.7s ease-in-out; transition: all 0.7s ease-in-out; height: 30px; line-height: 18px; padding: 0 2px 0 2px; border-radius:1px; } .search:hover input, .search input:focus { width: 200px; margin-left: 0px; } .btn { height: 30px; position: absolute; right: 0; top: 5px; border-radius:1px; }