<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>
<html>
<header>
</header>
<body>
<div class="container">
<form class="form-horizontal">
<fieldset>
<legend>Employee Information</legend>
<div class="form-group">
<label class="col-md-4 control-label" for="First Name">First Name</label>
<div class="col-md-4">
<input id="First Name" name="First Name" type="text" placeholder="Enter your first name" class="form-control input-md" required>
</div>
</div>
<div class="form-group">
<label class="col-md-4 control-label" for="Lastname">Last Name</label>
<div class="col-md-4">
<input id="Lastname" name="Lastname" type="text" placeholder="Enter your last name" class="form-control input-md" required>
</div>
</div>