JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://trentrichardson.com/examples/timepicker/js/jquery-ui-timepicker-addon.js"></script>
<input type="text" name="datetime" id="datetime1" class="datetime" value="" />

CSS

/* css for timepicker */
 .ui-timepicker-div .ui-widget-header { margin-bottom: 8px; }
 .ui-timepicker-div dl { text-align: left; }
 .ui-timepicker-div dl dt { height: 25px; margin-bottom: -25px; }
 .ui-timepicker-div dl dd { margin: 0 10px 10px 65px; }
 .ui-timepicker-div td { font-size: 90%; }
 .ui-tpicker-grid-label { background: none; border: none; margin: 0; padding: 0; }

JavaScript

$(function () {
    $('.datetime').datetimepicker();
});