<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>
<div class="container">
<div class="form-group"></div>
<h3>Normal Labels</h3>
<hr />
<div class="form-group">
<label class="lbl lbl-default"><span>Default</span></label>
<label class="lbl lbl-success"><span>Success</span></label>
<label class="lbl lbl-danger"><span>Danger</span></label>
<label class="lbl lbl-primary"><span>Primary</span></label>
<label class="lbl lbl-warning"><span>Warning</span></label>
</div>
<h3>Full Width Labels</h3>
<hr />
<div class="form-group">
<label class="lbl lbl-default lbl-block"><span>Default</span></label>
<label class="lbl lbl-success lbl-block"><span>Success</span></label>
<label class="lbl lbl-danger lbl-block"><span>Danger</span></label>
<label class="lbl lbl-primary lbl-block"><span>Primary</span></label>
<label class="lbl lbl-warning lbl-block"><span>Warning</span></label>
</div>
</div>