JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li>11.8</li>
    <!--November 8th-->
    <li>11.9</li>
    <li>11.11</li>
    <li>11.12</li>
</ul>

JavaScript

var date = new Date();
$('li:contains('date.getMonth() + '.' + date.getDate() + ')').html('Today');