/*  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 2 COLUMN AT LESS THAN 600 PIXELS   */ 

@media only screen and (max-width: 800px) {
	.span_1_of_4 {
		width: 49.2%;
		margin: 1% 0 1% 0; 
	}
	.span_1_of_4:nth-child(2n+1) {
		/*clear: both; */
		margin-left: 0;
	}
	
}

/*  GO FULL WIDTH AT LESS THAN 480 PIXELS 

@media only screen and (max-width: 480px) {
	.span_4_of_4 {
		width: 100%; 
	}
	.span_3_of_4 {
		width: 100%; 
	}
	.span_2_of_4 {
		width: 100%; 
	}
	.span_1_of_4 {
		width: 100%;
		
	}
	
}

*/