#stacks_in_15 {
	margin:  10px;
	padding:  10px;
}
#stacks_in_9_float {
	float:left;
	width:33%;
}
#stacks_in_9 {
	margin:  10px;
	padding:  10px;
}

#stacks_in_10 {
	font-size: 80%;
}
#stacks_in_17_float {
	float:left;
	width:33%;
}
#stacks_in_17 {
	margin:  10px;
	padding:  10px;
}

#stacks_in_18 {
	font-size: 80%;
}