#stacks_in_5 {
	margin:  2px;
	padding:  5px;
}

#stacks_in_7 .stacks_left {
	float:left;
	width:49%;
}

#stacks_in_7 .stacks_right {
	float:right;
	width:49%;
}
#stacks_in_7 {
	margin:  2px;
	padding:  5px;
}

#stacks_in_9 {
	margin:  2px;
	padding:  5px;
}

#stacks_in_12 {
	margin:  2px;
	padding:  5px;
}