Add table selector to stylesheet

assets/css/table.css

@@ -31,4 +31,7 @@ table td span.closed { color: #a02b2b;}
 
 table .odd {
 	background: #f6f6f6; 
-}
+}
+
+table tbody tr:nth-child(even) {background: #fff}
+table tbody tr:nth-child(odd) {background: #f6f6f6}