spacing.scss in sass-zero-1.0.2

- old
+ new

@@ -38,9 +38,9 @@
 $size-map: (
   "xs":  $size-2,
   "sm":  $size-4,
   "md":  $size-6,
   "lg":  $size-12,
-  "xl":  $size-20,
+  "xl":  $size-16,
   "2xl": $size-24,
   "3xl": $size-32
 );