.content {
	width: 95%;
}

.span_4_of_4 {
	width: 100%;
	margin-left: 0;
}

.span_3_of_4 {
	width: 100%;
	margin-left: 0;
}

.span_2_of_4 {
	width: 100%;
	margin-left: 0;
}

.span_1_of_4 {
	width: 48.4%;
	margin: 1% 0 1% 3.2%; 
}

.span_1_of_4:nth-child(n+1) { 
	clear: both;
	margin-left: 0;
}