JSFiddle - React, Tailwind, and code Playground
HTML
<script src="//cdnjs.cloudflare.com/ajax/libs/bootstrap-datepicker/1.3.0/js/bootstrap-datepicker.min.js"></script>
<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/bootstrap-datepicker/1.3.0/css/datepicker.min.css">
<div class="spacer"></div>
<div class="container">
<div class="row">
<div class="col-xs-5">
<div class="form-group input-group">
<label class="input-group-btn" for="date-fld1">
<span class="btn btn-default">
<span class="glyphicon glyphicon-calendar"></span>
</span>
</label>
<input type="text" class="form-control date-input" id="date-fld1" />
</div>
</div>
</div>
</div>
CSS
.spacer { height: 1.5em; }
JavaScript
$(".date-input").datepicker({
});