#stacks_in_81_page15 .stacks_left {
	float:left;
	width:49%;
}

#stacks_in_81_page15 .stacks_right {
	float:right;
	width:49%;
}
#stacks_in_111_page15 {
	margin:  10px;
}

#stacks_in_123_page15 {
	margin:  10px;
}

#stacks_in_121_page15 {
	margin:  10px;
}