#stacks_in_3 .stacks_left {
	float:left;
	width:49%;
}

#stacks_in_3 .stacks_right {
	float:right;
	width:49%;
}
#stacks_in_11 {
	margin:  2px;
	padding:  5px;
}

.stacks_column_left {
	float:left;
}

.stacks_column_right {
	float:right;
}

.stacks_column_4 {
	width:23%;
	margin: 0 1%;
}