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

	
.span_4_of_4 {
	width: 100%; 
}

.span_3_of_4 {
	width: 74.6%; 
}

.span_2_of_4 {
	width: 49.2%; 
}

.span_1_of_4 {
	width: 23.8%; 
}


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


@media only screen and (max-width: 1024px) and (min-width: 720px) {
	.span_1_of_4 {
		width: 48%;
		margin-left: 0;
	}
}

@media only screen and (max-width: 719px) and (min-width: 481px) {
	.span_1_of_4 {
		width: 100%;
	}
}


@media only screen and (max-width: 480px) {
	.span_1_of_4 {
		width: 100%; 
	}
}