#define CAVE_HEIGHT (MAX_PLAYFIELD_HEIGHT + 2)
/* with border for Zborder elements (surrounding the visible playfield) */
-#define CAVE_BUFFER_XOFFSET 1
-#define CAVE_BUFFER_YOFFSET 1
+#define CAVE_BUFFER_XOFFSET 4
+#define CAVE_BUFFER_YOFFSET 2
#define CAVE_BUFFER_WIDTH (CAVE_WIDTH + 2 * CAVE_BUFFER_XOFFSET)
#define CAVE_BUFFER_HEIGHT (CAVE_HEIGHT + 2 * CAVE_BUFFER_YOFFSET)