JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/dot-luv/jquery-ui.css">
<ul>
    <li>Outer
        <ul>
            <li>Inner
                <ul>
                    <li>Inner Inner</li>
                </ul>
            </li>
        </ul>
    </li>
</ul>

CSS

div { padding: 20px; border: solid 1px #ddd; }
.red { background: red; }

JavaScript

$("li").hover(function(e) {
    $(this).addClass("red").parents().removeClass("red");
    //e.stopPropagation();
}, function(e) {
    $(this).removeClass("red");
});