add variants of column-count

panikdb/static/css/style.css

@@ -337,10 +337,14 @@ margin: 1em 0;
 }
 
 ul.emission-list {
+  column-count: 4;
+  -moz-column-count: 4;
   -webkit-column-count: 4;
 }
 
 ul.episode-list {
+  column-count: 2;
+  -moz-column-count: 2;
   -webkit-column-count: 2;
 }
 
@@ -394,6 +398,8 @@ a.actually-not-that-friendly:hover {
 }
 
 div.two-columns ul.episode-list {
+  column-count: 1;
+  -moz-column-count: 1;
   -webkit-column-count: 1;
 }