<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-fluid bg-light ">
<div class="row align-items-center justify-content-center">
<div class="col-md-2 pt-3">
<div class="form-group ">
<select id="inputState " class="form-control">
<option selected>Brand</option>
<option>BMW</option>
<option>Audi</option>
<option>Maruti</option>
<option>Tesla</option>
</select>
</div>
</div>
<div class="col-md-2 pt-3">
<div class="form-group">
<select id="inputState" class="form-control">
<option selected>Model</option>
<option>BMW</option>
<option>Audi</option>
<option>Maruti</option>
<option>Tesla</option>
</select>
</div>
</div>
<div class="col-md-2 pt-3">
<div class="form-group">
<select id="inputState" class="form-control">
<option selected>Budget</option>
<option>BMW</option>
<option>Audi</option>
<option>Maruti</option>
<option>Tesla</option>
