/*  GRID OF THREE   ============================================================================= */

.span_1_of_3 {
	width: calc(21% - 10px);
	padding-left: 10px;
}
.span_2_of_3 {
	width: 59%;
}
.span_3_of_3 {
	width: 20%;
	font-size: 13px;
}

@media only screen and (max-width: 640px) {
	.span_1_of_3,
	.span_2_of_3,
	.span_3_of_3 {
		width: 100%;
	}
}