<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="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<div class="container">
<div class="row">
<div class="panel panel-default">
<div class="panel-heading">
<h2>Search bar</h2>
</div>
<div class="panel-body">
<div class="input-group">
<input type="text" class="form-control">
<div class="input-group-btn">
<button type"submit" class="btn btn-default">Search</button> </div>
</div>
</div>
</div>
</div>
</div>
