.column-4 .element-list {
   -webkit-column-count: 2;
	-moz-column-count: 2;
	column-count: 2;
}

@media screen and (min-width: 500px) {

	.column-2 .element-list {
	   -webkit-column-count: 2; 
		-moz-column-count: 2;
		column-count: 2;
	}
	.column-3 .element-list {
	   -webkit-column-count: 3;
		-moz-column-count: 3; 
		column-count: 3;
	}
	.column-4 .element-list {
	   -webkit-column-count: 4;
		-moz-column-count: 4;
		column-count: 4;
	}
	
}