Stacking context demo

dabblet.css

/* Stacking context demo */
* {
	margin: 0;
	padding: 0;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}



html {
	min-height: 100%;
	font: 100%/1.5 Proxima Nova, proxima-nova, Helvetica Neue, Helvetica, Arial, sans-serif;
	background: -webkit-linear-gradient(hsl(200,30%,80%), #fff 400px);
	-webkit-font-smoothing: antialiased;
	color: #001e5b;
}

body {
	margin: 120px auto;
	max-width: 600px;
	-webkit-transform: translate3d(0,0,0);
	text-align: center;
}

div {
	width: 320px;
	background: #fefeff;
	padding: 20px;
	margin: 48px auto;
	border-radius: 5px;
	box-shadow: 0 2px 5px rgba(0,0,0,.1);
	position: relative;
	border: 3px solid green;
}

div::before, div::after {
	content:'';
	display: block;
	position: absolute;
	top: 0;
	left: 0;
	bottom: 0;
	right: 0;
	background: #fefeff;
	border-radius: 5px;
	z-index: -1;
	transform: rotate(-3deg);
	box-shadow: 0 2px 5px rgba(0,0,0,.1);
	outline:1px solid red;
}

div::after {
	transform: rotate(2deg);
	outline-color: blue
}

div ~ div {
	transform: rotate(0deg);
}

dabblet.html

<div>Hey, here's a demo! This should be fine.</div>

<div>Hey, here's a demo! This should break. 😥</div>

settings.json

{"view":"separate","fontsize":"100","seethrough":"","prefixfree":"1","page":"all"}