JSFiddle - React, Tailwind, and code Playground
HTML
<button id='myButton'>
Click Me!
</button>
CSS
.change-colors {
color:blue;
}
JavaScript
$('#myButton').click(function() {
var btn = document.createElement("BUTTON");
var name = document.createTextNode("Button");
btn.appendChild(name);
document.body.appendChild(btn);
btn.setAttribute('class', 'change-colors')
});