JSFiddle - React, Tailwind, and code Playground

by scispear

CSS

.red { background: red; }

body { color: #eee; }

JavaScript

$(function(){
    // Without jquery (besides the onload)
    var div = document.createElement('div');
    
    div.className = 'red';
    div.innerHTML = "No jQuery"
    
    document.getElementsByTagName('body')[0].appendChild(div);
    
    // With jquery
    $("<div class='blue'>With jQuery</div>").appendTo('body');
    
    // Add dynamic style
    $("<style type='text/css'>.blue { background: blue; }</style>").appendTo('head');
});