<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="//code.jquery.com/jquery-1.11.1.min.js"></script>
<form class="form-horizontal">
<fieldset>
<legend>Form Name</legend>
<div class="form-group">
<label class="col-md-4 control-label" for="selectmultipleTours">Tours</label>
<div class="col-md-4">
<select id="selectmultipleTours" name="selectmultipleTours" class="form-control" multiple="multiple">
<option value="1">Option one</option>
<option value="2">Option two</option>
</select>
</div>
</div>
<div class="form-group">
<label class="col-md-4 control-label" for="singlebuttonMakeDiscount"></label>
<div class="col-md-4">
<button id="singlebuttonMakeDiscount" name="singlebuttonMakeDiscount" class="btn btn-danger">Make discount</button>
</div>
</div>
</fieldset>
</form>
