<link href="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/4.1.1/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<div class="col-md-12">
<div class="col-md-4">
<div class="col-md-4" id="padding6">
<label>Tenure</label>
<select class="form-control year" id="select61">
<option value="0">0 Year</option>
<option value="1">1 Year</option>
<option value="2">2 Year</option>
<option value="3">3 Year</option>
<option value="4">4 Year</option>
<option value="5">5 Year</option>
</select>
</div>
<div class="col-md-5" id="padding62">
<select class="form-control month" id="select62">
<option value="0">0 Month</option>
<option value="1">1 Month</option>
<option value="2">2 Month</option>
<option value="3">3 Month</option>
<option value="4">4 Month</option>
<option value="5">5 Month</option>
<option value="6">6 Month</option>
<option value="7">7 Month</option>
<option value="8">8 Month</option>
<option value="9">9 Month</option>
<option value="10">10 Month</option>
<option value="11">11 Month</option>
<option value="12">12 Month</option>
</select>
</div>
<div class="col-md-3" id="padding63">