JSFiddle - React, Tailwind, and code Playground

by Evgenii Malikov

HTML

<div class="transformer"></div>

CSS

div.transformer {
    width:300px;
    height: 300px;
    background-color:#ccc;
    transition: all 1.2s ease
}
div.transformer:hover {
    border-radius: 300px;
    background-color: lime
}