@keyframes grand-entrance{
	from {
		left: calc(-13em - 20px);
	}
	to {
		left: 15%;
		box-shadow: 14px 22px 30px #212121;
	}
}

@keyframes tumbles {
	from {
		left: 15%;
		box-shadow: 14px 22px 30px #212121;	
	}
	to {
		left: calc(-13em - 20px);
		transform: rotate(270deg);
	}

}


#thing{
	position: relative;
	background-color: brown;
	color: lightgray;
	width: 13em;
	padding: 8px;
	border-radius: 20%;
	box-shadow: 14px 22px 30px #212121;

	animation-name: grand-entrance, tumbles;
	animation-duration: 4s, 2s;
	animation-delay: 0s, 4s;
	animation-fill-mode: before; 
	/* animation-iteration-count: 3; */
	animation-direction: reverse;
}