JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/dot-luv/jquery-ui.css">
<div id="box1">Box 1</div>
<div id="box2">Box 2</div>
<div id="box3">Box 3</div>
<div id="box4">Box 4</div>

CSS

div { height: 100px; border: solid 1px #ddd; display: none; }

JavaScript

$(function() {
  $('#box1').fadeIn(2000);
  $('#box2').delay(2000).fadeIn(2000);
  $('#box3').delay(2000).fadeIn(2000);
  $('#box4').delay(2000).fadeIn(2000);
});