.section {
	clear: both;
	padding: 0px;
	margin: 0px;
}

.group:before,
.group:after {
    content:"";
    display:table;
}

.group:after {
    clear:both;
}

.group {
    zoom:1; /* For IE 6/7 (trigger hasLayout) */
}

.col {
	display: block;
	float:left;
	margin: 1% 0 1% 1.6%;
}

.span_1_of_2 {
	width: 49.2%;
}

.span_1_of_3 {
	width: 32.26%; 
}

.col:first-child { margin-left: 0; } /* all browsers except IE6 and lower */


@media only screen and (max-width: 600px) {
.col { 
		margin: 1% 0 1% 0%;
}

.span_1_of_2 {
		width: 100%; 
}

.span_1_of_3 {
		width: 100%;
}

}