#stacks_in_2 {
	margin:  6px;
	padding:  6px;
}

#stacks_out_2 {
	width: 32%;
}

#stacks_in_8 {
	font-size: 140%;
}

#stacks_in_4 {
	background-color: rgba(0, 0, 0, 0.50);
	margin:  5px;
	padding:  5px;
}