JSFiddle - React, Tailwind, and code Playground

by Intesar Haider

HTML

<div id="s"></div>

CSS

#s {
	    position: relative;
	    width:100%;
	    height: 100%;
	    border-radius:8px;
	    background-color: #fff;
	    margin:0 auto;
	}
	#s:before {
	    content: '';
        z-index: -1;
	    background-color: #1F314D;
	    position: absolute;
	    top: -8px;
	    left: -8px;
        width: 100%;
        height: 100%;
}