#stacks_in_5 {
	margin:  5px;
	padding:  5px;
}
#stacks_in_9 {
	text-align: center;
}

#stacks_in_9 picture,
#stacks_in_9 source,
#stacks_in_9 image {
	display: block;
	max-width: 100%;
	height: auto;
}

#stacks_in_14 {
	margin:  10px;
	padding:  5px;
}