#main {
	margin: 0;
	padding: 0;
	width: 100%;
	float: none;
}
#main section>ul {
	width: 18%;
	float: left;
}
#main section>ul:first-child,
#main section>ul:nth-child(2) {
	width: 32%;
	float: left;
}
#main li {
	padding: 0 1.5em .5em 0;
}
#main ul li:last-child {
	padding-bottom: 0;
}
@media screen and (max-width: 790px) {
	#main section>ul:first-child,
	#main section>ul:nth-child(2) {
		width: 39%;
	}
	#main section>ul:nth-child(3) {
		width: 22%;
		margin-bottom: 1.5em;
		padding-bottom: 1.5em;
		border-bottom: 1px dotted #ccc;
	}
	#main section>ul:nth-child(4) {
		width: 22%;
	}
}
@media screen and (max-width: 640px) {
	#main section>ul {
		width: 100% !important;
	}
	#main section>ul:nth-child(1),
	#main section>ul:nth-child(2),
	#main section>ul:nth-child(3) {
		margin-bottom: 1.5em;
		padding-bottom: 1.5em;
		border-bottom: 1px dotted #ccc;
	}
}