<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.0.0/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="col-md-3 border card-body">
<div class="row pb-2">
<div class="col-md-12">
<h5>Select Location</h5>
</div>
</div>
<div class="row">
<div class="col-md-12">
<div class="form-group">
<select class="custom-select" size="10">
<option selected>Open this select menu</option>
<option value="1">New Delhi</option>
<option value="2">Banglore</option>
<option value="2">Chennai</option>
<option value="3">Hyderabad</option>
<option value="4">Kolkata</option>
<option value="5">Jaipur</option>
<option value="6">Andhra Pradesh</option>
<option value="7">UP</option>
<option value="8">Patna</option>
<option value="9">Uttrakhand</option>
<option value="10">Himachal Pradesh</option>
<option value="11">Kerala</option>
</select>
</div>
</div>
</div>
</div>
