/*  GRID OF FOUR   ============================================================================= */

	
.span_4_of_4 {
	width: 94%; 
}

.span_3_of_4 {
	width: 70.5%; 
}

.span_2_of_4, #container .span_2_of_4 {
	width: 47%; 
	margin: 0 0 0 3%;
}
	.span_2_of_4:first-child, #container .span_2_of_4:first-child {
		margin: 0 3% 0 0;
	}

.span_1_of_4 {
	width: 23.5%; 
}


/*  GO FULL WIDTH AT LESS THAN 480 PIXELS */

@media screen and (min-width: 320px) and (max-width: 720px) { /* Mobile */
	.span_4_of_4 {
		width: 100%; 
	}
	.span_3_of_4 {
		width: 100%; 
	}
	.span_2_of_4, #container .span_2_of_4 {
		width: 100%; 
		margin: 0;
	}
		.span_2_of_4:first-child, #container .span_2_of_4:first-child {
			margin: 0 0 0;
		}
	.span_1_of_4 {
		width: 100%; 
	}
}