JSFiddle - React, Tailwind, and code Playground

by Scott Kaye

HTML

<div>Original</div>

CSS

div {
    width: 100px;
    height: 100px;
    background: lime;
    margin-left: 100px;
    box-shadow: 0 100px 0 #ffff00;
    -webkit-filter: drop-shadow(0 100px 0 #bbb);
    text-align: center;
    line-height: 100px;
}

div::before {
    content: "";
    display: block;
    position: absolute;
    width: 100px;
    height: 100px;
    background: red;
    left: 0;
    box-shadow: 0 100px 0 #00ffff;
    -webkit-filter: drop-shadow(0 100px 0 #777);
}

div::after {
    content: "";
    display: block;
    position: absolute;
    width: 100px;
    height: 100px;
    background: blue;
    margin-left: 100px;
    top: 0;
    box-shadow: 0 100px 0 #ff00ff;
    -webkit-filter: drop-shadow(0 100px 0 #000);
}

html, body {
    padding: 0;
    margin: 0;
}