#stacks_in_1 {
	background-color: rgba(0, 0, 0, 1.00);
	margin:  10px;
}

.stacks_left {
	float:left;
}

.stacks_row {
	overflow:hidden;
	margin:0 auto;
}
#stacks_in_6 .stacks_left {
	width:200px;
}

#stacks_in_6 .stacks_row {
	width:400px;
}
.stacks_column_left {
	float:left;
}

.stacks_column_right {
	float:right;
}

.stacks_column_5 {
	width:18%;
	margin: 0 1%;
}

.stacks_column_center {
	margin:0 41%;
}