#stacks_in_635_page1 {
	margin: 0px 0px 40px 0px;
}

.stacks_column_left {
	float:left;
}

.stacks_column_right {
	float:right;
}

.stacks_column_4 {
	width:23%;
	margin: 0 1%;
}
#stacks_in_458_page1 {
	margin: 0px 0px 40px 0px;
}

#stacks_in_316_page1 {
	margin: 0px 0px 40px 0px;
}