Update game.js

game.js

@@ -490,7 +490,7 @@ async addDesertDecorations() {
             }
         });
 
-        ddocument.addEventListener('mousemove', (event) => {
+        document.addEventListener('mousemove', (event) => {
     if (this.isLoading || this.isGameOver || !document.pointerLockElement) return;
 
     const movementX = event.movementX || event.mozMovementX || event.webkitMovementX || 0;