===================================================================
--- original.js
+++ change.js
@@ -1,60 +1,60 @@
-/****
+/**** 
 * Classes
 ****/
 // Paddle class
 var Paddle = Container.expand(function () {
-  var self = Container.call(this);
-  var paddleGraphics = self.attachAsset('paddle', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = 10;
-  self.moveUp = function () {
-    self.y -= self.speed;
-  };
-  self.moveDown = function () {
-    self.y += self.speed;
-  };
+	var self = Container.call(this);
+	var paddleGraphics = self.attachAsset('paddle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 10;
+	self.moveUp = function () {
+		self.y -= self.speed;
+	};
+	self.moveDown = function () {
+		self.y += self.speed;
+	};
 });
 // Ball class
 var Ball = Container.expand(function () {
-  var self = Container.call(this);
-  var ballGraphics = self.attachAsset('ball', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.velocity = {
-    x: 5,
-    y: 5
-  };
-  self.move = function () {
-    self.x += self.velocity.x;
-    self.y += self.velocity.y;
-  };
-  self.reset = function () {
-    self.x = 2048 / 2;
-    self.y = 2732 / 2;
-    self.velocity = {
-      x: 5,
-      y: 5
-    };
-  };
+	var self = Container.call(this);
+	var ballGraphics = self.attachAsset('ball', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.velocity = {
+		x: 5,
+		y: 5
+	};
+	self.move = function () {
+		self.x += self.velocity.x;
+		self.y += self.velocity.y;
+	};
+	self.reset = function () {
+		self.x = 2048 / 2;
+		self.y = 2732 / 2;
+		self.velocity = {
+			x: 5,
+			y: 5
+		};
+	};
 });
 
-/****
+/**** 
 * Initialize Game
 ****/
 var game = new LK.Game({
-  backgroundColor: 0x000000 // Init game with black background
+	backgroundColor: 0x92c7f3 // Init game with blue background
 });
 
-/****
+/**** 
 * Game Code
 ****/
-// Initialize paddles and ball
-// Define the paddle asset
 // Define the ball asset
+// Define the paddle asset
+// Initialize paddles and ball
 var leftPaddle = game.addChild(new Paddle());
 var rightPaddle = game.addChild(new Paddle());
 var ball = game.addChild(new Ball());
 // Set initial positions
@@ -64,56 +64,56 @@
 rightPaddle.y = 2732 / 2;
 ball.reset();
 // Game tick event
 LK.on('tick', function () {
-  // Move the ball
-  ball.move();
-  // Ball collision with top and bottom
-  if (ball.y <= 0 || ball.y >= 2732) {
-    ball.velocity.y *= -1;
-  }
-  // Ball collision with paddles
-  if (ball.intersects(leftPaddle) || ball.intersects(rightPaddle)) {
-    ball.velocity.x *= -1;
-  }
-  // Ball out of bounds
-  if (ball.x <= 0 || ball.x >= 2048) {
-    ball.reset();
-  }
-  // Paddle movement logic
-  // This should be replaced with touch/mouse event logic for mobile compatibility
-  // For now, paddles will move automatically for demonstration purposes
-  if (leftPaddle.y > ball.y) {
-    leftPaddle.moveUp();
-  } else {
-    leftPaddle.moveDown();
-  }
-  if (rightPaddle.y > ball.y) {
-    rightPaddle.moveUp();
-  } else {
-    rightPaddle.moveDown();
-  }
-  // Keep paddles within game bounds
-  leftPaddle.y = Math.max(leftPaddle.height / 2, Math.min(leftPaddle.y, 2732 - leftPaddle.height / 2));
-  rightPaddle.y = Math.max(rightPaddle.height / 2, Math.min(rightPaddle.y, 2732 - rightPaddle.height / 2));
+	// Move the ball
+	ball.move();
+	// Ball collision with top and bottom
+	if (ball.y <= 0 || ball.y >= 2732) {
+		ball.velocity.y *= -1;
+	}
+	// Ball collision with paddles
+	if (ball.intersects(leftPaddle) || ball.intersects(rightPaddle)) {
+		ball.velocity.x *= -1;
+	}
+	// Ball out of bounds
+	if (ball.x <= 0 || ball.x >= 2048) {
+		ball.reset();
+	}
+	// Paddle movement logic
+	// This should be replaced with touch/mouse event logic for mobile compatibility
+	// For now, paddles will move automatically for demonstration purposes
+	if (leftPaddle.y > ball.y) {
+		leftPaddle.moveUp();
+	} else {
+		leftPaddle.moveDown();
+	}
+	if (rightPaddle.y > ball.y) {
+		rightPaddle.moveUp();
+	} else {
+		rightPaddle.moveDown();
+	}
+	// Keep paddles within game bounds
+	leftPaddle.y = Math.max(leftPaddle.height / 2, Math.min(leftPaddle.y, 2732 - leftPaddle.height / 2));
+	rightPaddle.y = Math.max(rightPaddle.height / 2, Math.min(rightPaddle.y, 2732 - rightPaddle.height / 2));
 });
 // Touch event listeners for paddles
 game.on('down', function (obj) {
-  var event = obj.event;
-  var pos = event.getLocalPosition(game);
-  // Determine which paddle to control based on touch position
-  if (pos.x < 2048 / 2) {
-    leftPaddle.y = pos.y;
-  } else {
-    rightPaddle.y = pos.y;
-  }
+	var event = obj.event;
+	var pos = event.getLocalPosition(game);
+	// Determine which paddle to control based on touch position
+	if (pos.x < 2048 / 2) {
+		leftPaddle.y = pos.y;
+	} else {
+		rightPaddle.y = pos.y;
+	}
 });
 game.on('move', function (obj) {
-  var event = obj.event;
-  var pos = event.getLocalPosition(game);
-  // Update paddle position based on touch movement
-  if (pos.x < 2048 / 2) {
-    leftPaddle.y = pos.y;
-  } else {
-    rightPaddle.y = pos.y;
-  }
+	var event = obj.event;
+	var pos = event.getLocalPosition(game);
+	// Update paddle position based on touch movement
+	if (pos.x < 2048 / 2) {
+		leftPaddle.y = pos.y;
+	} else {
+		rightPaddle.y = pos.y;
+	}
 });
\ No newline at end of file