Two column narrow footer

@media screen and (min-width: 48em) {
	.blog_footer .footer_column {
		float: left;
		width: 45%;
		-webkit-box-sizing: border-box;
		-moz-box-sizing: border-box;
		-ms-box-sizing: border-box;
		box-sizing: border-box; 
	}
	.blog_footer .footer_column:first-child {
		margin-right: 10%;
	}
	.blog_footer .image_feed li {
		width: 33.3333%;
	}
}