/*  COLUMN SETUP  */
.col {
	display: block;
	float: left;
	margin: 0 0 0 1.6%;
}
.col:first-child { margin-left: 0; }

.col.col_left { margin-left: 0; float:left;}
.col.col_right { float:right;}

/*  GRID OF THREE  */
.span_3_of_3 { width: 100%; }
.span_2_of_3 { width: 66.13%; }
.span_1_of_3 { width: 32.26%; }

/*  GRID OF TWO  */
.span_2_of_2 { width: 100%; }
.span_1_of_2 { width: 49.2%; }

/*  GO FULL WIDTH BELOW 480 PIXELS */
@media only screen and (max-width: 600px) {
	.col {  margin: 0; }
	.span_3_of_3, .span_2_of_3, .span_1_of_3 { width: 100%; }
    .span_2_of_2, .span_1_of_2 { width: 100%; }
}