JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://github.com/jsor/jcarousel/raw/master/lib/jquery.jcarousel.min.js"></script>
<script src="http://ajtv.pre.wikikiwis.com/jquery.keynav.1.1.js"></script>
<link rel="stylesheet" href="http://sorgalla.com/projects/jcarousel/skins/tango/skin.css">
<div class="jcarousel-skin-tango">
    <ul>
        <li>Cool item 1</li>
        <li>Cool item 2</li>
        <li>Cool item 3</li>
        <li>Cool item 4</li>
        <li>Cool item 5</li>
        <li>Cool item 6</li>
    </ul>
</div>

CSS

.activeKey {
    background:#000;
    color:#fff   
}

JavaScript

$('.jcarousel-skin-tango ul').jcarousel();

$('.jcarousel-skin-tango li').keynav('activeKey');