div {
	background: #58a;
	background: linear-gradient(135deg, transparent 30px, #58a 0) top left,
	            linear-gradient(-135deg, transparent 15px, #58a 0) top right,
	            linear-gradient(-45deg, transparent 125px, #58a 0) bottom right,
	            linear-gradient(45deg, transparent 153px, #58a 0) bottom left;
	background-size: 73% 50%;
	background-repeat: no-repeat;

	padding: 1em 1.2em;
	max-width: 12em;
	color: white;
	font: 150%/1.6 Baskerville, Palatino, serif;
}