Cosmetic update: background of region is now blue, and borders are grey

models/RegionObserver.gaml

@@ -31,6 +31,6 @@ species RegionObserver {
 	int nbHavre <- 0;
 
 	aspect geom {
-		draw shape color: rgb("grey") border: rgb("black");	
+		draw shape color: rgb("#91bfdb") border: rgb("grey");
 	}
 }
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