===================================================================
--- original.js
+++ change.js
@@ -788,8 +788,9 @@
 					anchorY: 0.5,
 					x: game.width / 2,
 					y: game.height / 4
 				}));
+				LK.stopMusic(); // Stop the background music when the game ends
 				LK.setTimeout(function () {
 					// Delay the game over widget by 1 second
 					LK.showGameOver();
 				}, 1000);
@@ -1027,9 +1028,9 @@
 var BLOCK_SCALE = 2.5;
 var BLOCK_SIZE = 100;
 var BLOCK_MARGIN = 20;
 var BLOCK_HALFSIZE = BLOCK_SIZE * 0.5;
-var BLOCK_CRACK_CHANCE = 0.3;
+var BLOCK_CRACK_CHANCE = 0.45;
 var BLOCK_ROTATE_SPEED = 100;
 var LIGHT_LEVEL = 800;
 var LIGHT_GROW_SPEED = 4500;
 var LIGHT_GROW_VARIANCE = 1000;
@@ -1041,9 +1042,9 @@
 var ROW_SPEED_INCREASE = 0.04;
 var ROW_SPEED_INCREASE_MIN = 0.01;
 var ROW_SPEED_INCREASE_FACTOR = 0.9;
 var COL_SLIP_MIN = 10;
-var COL_SLIP_MAX = 50;
+var COL_SLIP_MAX = 30;
 var COL_SLIP_TIME = 750;
 var COL_TIMEOUT_MIN = 1000;
 var COL_TIMEOUT_MAX = 10000;
 var COL_RISE_FACTOR = 0.2;