Fix spacing for bibliographies.

Should use a single class for each bibliography instead of hard coding each
bibligoraphy in the style.

css/style.scss

@@ -196,7 +196,7 @@ body {
   };
 }
 
-#drafts, #conference-publications {
+#drafts, #conferences, #journals-and-surveys {
   padding: $text-pad;
 }