/*  GRID OF FOUR   ============================================================================= */
.span_4_of_4
{
	width: 20%;
}
.span_3_of_4 {
	width: 20.6%; 
}
.span_2_of_4 {
	width: 20.2%; 
}
.span_1_of_4 {
	width: 20.8%; 
		float: left;
}
/*  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%; 
	}
}