JSFiddle - React, Tailwind, and code Playground

HTML

<div id="my-div"></div>

CSS

#my-div {
    position: absolute;
    top: 30px;
    left: 30px;
    height: 50px;
    width: 50px;
    background-color: red;
}

JavaScript

$("#my-div").resize(function ()
{
    alert('resized!');
});

setTimeout(function ()
{
   $("#my-div").css('height', '100px'); 
}, 3000);