<link href="//netdna.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<form class="form-horizontal">
<fieldset>
<legend>ACHAT</legend>
<div class="form-group">
<label class="col-md-4 control-label" for="textinput">product_id</label>
<div class="col-md-4">
<input id="textinput" name="textinput" placeholder="PRODUCT ID" class="form-control input-md" required="" type="text">
</div>
</div>
<div class="form-group">
<label class="col-md-4 control-label" for="product_name">PRODUCT NAME</label>
<div class="col-md-4">
<input id="product_name" name="product_name" placeholder="PRODUCT NAME" class="form-control input-md" required="" type="text">
</div>
</div>
<div class="form-group">
<label class="col-md-4 control-label" for="product_name_fr">PRODUCT NAME FR</label>
<div class="col-md-4">
<input id="product_name_fr" name="product_name_fr" placeholder="PRODUCT NAME FR" class="form-control input-md" required="" type="text">
</div>
</div>