JSFiddle - React, Tailwind, and code Playground

HTML

<div>Something *
    <ul>
        <li>This</li>
        <li>Is *</li>
    </ul>
</div>

CSS

.red {
    color: red
}

JavaScript

$(function() {   
    var allHTML = $("body").html();
    allHTML = allHTML.replace(/\*/g, "<span class=\"red\">*</span>");
    $("body").html(allHTML);
});