#stacks_in_6{text-align:justify}

#stacks_in_9 {
	margin: 30px 0px 0px 0px;
}
#stacks_in_11{text-align:justify}

#stacks_in_13 {
	margin: 30px 0px 0px 0px;
}
#stacks_in_16{text-align:justify}