JSFiddle - React, Tailwind, and code Playground

by ckissi

HTML

<div id="parent">
    <div id="child"></div>
</div>

CSS

#parent {
    position: relative;
    width: 100px;
    height: 100px;
    background-color: #ccc;
}

#child {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background-color: red;
}