JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/jquery-ui.min.js"></script>
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/base/jquery-ui.css">
<div class='gray'>
<div class='test'>test</div>
</div>

CSS

.gray{
    background-color: gray;
    padding:10px;
}
.test{
    background-color: gray;
}

JavaScript

$('.test').effect('highlight');