#stacks_in_10 .stacks_left {
	float:left;
	width:49%;
}

#stacks_in_10 .stacks_right {
	float:right;
	width:49%;
}
#stacks_in_21 .stacks_left {
	float:left;
	width:49%;
}

#stacks_in_21 .stacks_right {
	float:right;
	width:49%;
}
#stacks_in_274 .stacks_left {
	float:left;
	width:49%;
}

#stacks_in_274 .stacks_right {
	float:right;
	width:49%;
}