JSFiddle - React, Tailwind, and code Playground

by agconti

HTML

<div id="box"></div>

CSS

#box {background:black; width:30px; height:40px;}
.hover { display:none; }

JavaScript

$( document ).ready(function() {

$("#box").hover( 
    function() {
    $( this ).fadeOut(2000);
  }, function() {
    $( this ).fadeIn(2000);
  });

});