JSFiddle - React, Tailwind, and code Playground

HTML

<div class="box"></div>

CSS

.box {
    width: 100px;
    height: 100px;
    margin: -50px;
    top: 50%;
    left: 50%;
    background: red;
    position: absolute;
}

JavaScript

$('.box').toggle(function() {
    $(this).animate({
        width: '+=100',
        height: '+=100',
        margin: '-=50'
    })
}, function() {
    $(this).animate({
        width: '-=100',
        height: '-=100',
        margin: '+=50'
    })
});