continue building out request infrastructure

css/listings.css

@@ -1,15 +1,15 @@
-#listings {
+.listings {
 	columns: 3;
 }
 
 @media (max-width: 1200px) {
-	#listings {
+	.listings {
 		columns: 2;
 	}
 }
 
 @media (max-width: 650px) {
-	#listings {
+	.listings {
 		columns: 1;
 	}
 }