JSFiddle - React, Tailwind, and code Playground
by ponyspy
HTML
<div class="zlo">
<div class="cool">1</div>
<div class="cool">2</div>
</div>
CSS
.cool {
width: 150px;
height: 150px;
background-color: red;
}
JavaScript
var a = $('.cool');
$('.zlo').append($('<div/>', {'class':'cool', 'text':3}));
a.css('background-color', 'green');