#stacks_in_7 .stacks_left {
	float:left;
	width:32%;
}

#stacks_in_7 .stacks_right {
	float:right;
	width:32%;
}

#stacks_in_7 .stacks_middle {
	position:relative;
	margin:0 auto;
	width:32%;
}
#stacks_in_7 {
	background-color: rgba(204, 204, 204, 1.00);
	margin:  2px;
}

#stacks_in_9 {
	background-color: rgba(204, 204, 204, 1.00);
	margin:  5px;
}

#stacks_out_9 {
	width: 96%;
	margin-left:0;
}

#stacks_in_12 {
	background-color: rgba(204, 204, 204, 1.00);
}

#stacks_in_15 {
	background-color: rgba(204, 204, 204, 1.00);
}

#stacks_out_15 {
	width: 97%;
	margin-left:0;
}