JSFiddle - React, Tailwind, and code Playground

HTML

<div class="gridder-navigation"><a href="#" class="gridder-close">close</a><a href="#" class="gridder-nav prev">prev</a><a href="#" class="gridder-nav next">next</a></div>

JavaScript

var nav = $('div').html();

$(nav).find('a.next').addClass('disabled');

$('div').html($(nav));