<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>
<div class="container">
<div class="row">
<div class="col-md-8 col-md-offset-2">
<form role="form" method="POST" action="#">
<legend class="text-center">Register</legend>
<fieldset>
<legend>Account Details</legend>
<div class="form-group col-md-6">
<label for="first_name">First name</label>
<input type="text" class="form-control" name="" id="first_name" placeholder="First Name">
</div>
<div class="form-group col-md-6">
<label for="last_name">Last name</label>
<input type="text" class="form-control" name="last_name" id="" placeholder="Last Name">
</div>
<div class="form-group col-md-12">
<label for="">Email</label>
<input type="email" class="form-control" name="" id="" placeholder="Email">
</div>
<div class="form-group col-md-6">
<label for="password">Password</label>
<input type="password" class="form-control" name="" id="password" placeholder="Password">
</div>
<div class="form-group col-md-6">
