diff --git a/assets/chessground.brown.css b/assets/chessground.brown.css
index f23e87c8..79262af1 100644
--- a/assets/chessground.brown.css
+++ b/assets/chessground.brown.css
@@ -43,16 +43,20 @@ cg-board square.current-premove {
 }
 
 /** Alternating colors in rank/file/square labels */
-.cg-wrap coords:nth-child(odd) coord:nth-child(even),
-.cg-wrap coords.squares:nth-child(even) coord:nth-child(odd),
-.cg-wrap.orientation-black coords.files:nth-child(even) coord:nth-child(odd),
-.cg-wrap coords.files:nth-child(even) coord:nth-child(even) {
+.orientation-white .ranks :nth-child(odd),
+.orientation-white .files :nth-child(even),
+.orientation-black .ranks :nth-child(even),
+.orientation-black .files :nth-child(odd),
+coords.squares:nth-of-type(odd) :nth-child(even),
+coords.squares:nth-of-type(even) :nth-child(odd) {
   color: rgba(72, 72, 72, 0.8);
 }
 
-.cg-wrap coords:nth-child(odd) coord:nth-child(odd),
-.cg-wrap coords.squares:nth-child(even) coord:nth-child(even),
-.cg-wrap.orientation-black coords.files:nth-child(even) coord:nth-child(even),
-.cg-wrap coords.files:nth-child(even) coord:nth-child(odd) {
+.orientation-white .ranks :nth-child(even),
+.orientation-white .files :nth-child(odd),
+.orientation-black .ranks :nth-child(odd),
+.orientation-black .files :nth-child(even),
+coords.squares:nth-of-type(odd) :nth-child(odd),
+coords.squares:nth-of-type(even) :nth-child(even) {
   color: rgba(255, 255, 255, 0.8);
 }