<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="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<form class="form-horizontal">
<fieldset>
<legend>Post Create</legend>
<div class="form-group">
<label class="col-md-4 control-label" for="title">Title</label>
<div class="col-md-4">
<input id="title" name="title" type="text" placeholder="Title" class="form-control input-md" required="">
</div>
</div>
<div class="form-group">
<label class="col-md-4 control-label" for="description">Description</label>
<div class="col-md-4">
<textarea class="form-control" id="description" name="description"></textarea>
</div>
</div>
<div class="form-group">
<label class="col-md-4 control-label" for="key">Key</label>
<div class="col-md-4">
<input id="key" name="key" type="text" placeholder="Key" class="form-control input-md">
</div>
</div>
