/**** 
* Classes
****/ 
// Dot class representing the main ship
var Dot = Container.expand(function () {
	var self = Container.call(this);
	var dotGraphics = self.attachAsset('dot', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 10; // Speed of the dot
	// Update method to move the dot
	self.update = function () {
		// Logic for updating dot position can be added here
	};
});
//<Assets used in the game will automatically appear here>
// Obstacle class representing obstacles in the game
var Obstacle = Container.expand(function () {
	var self = Container.call(this);
	var obstacleGraphics = self.attachAsset('obstacle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.speed = 13; // Speed of the obstacle
	// Update method to move the obstacle
	self.update = function () {
		self.y += self.speed;
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x0000FF //Init game with blue background
});

/**** 
* Game Code
****/ 
// Initialize game variables
var obstacles = [];
var score = 0;
var scoreTxt;
// Initialize the main ship as a dot
mainShip = null;
// Function to initialize game elements
function initGame() {
	// Create score text
	scoreTxt = new Text2('Score: 0', {
		size: 100,
		fill: "#ffffff"
	});
	scoreTxt.anchor.set(0.5, 0);
	LK.gui.top.addChild(scoreTxt);
	// Initialize the main ship as a dot
	mainShip = new Dot();
	mainShip.x = 2048 / 2;
	mainShip.y = 2732 - 100; // Position the main ship near the bottom of the screen
	game.addChild(mainShip);
}
// Function to handle game updates
game.update = function () {
	// Update obstacles
	for (var i = obstacles.length - 1; i >= 0; i--) {
		obstacles[i].update();
		if (obstacles[i].y > 2732) {
			LK.showGameOver();
		} else if (mainShip.intersects(obstacles[i])) {
			obstacles[i].destroy();
			obstacles.splice(i, 1);
			score++;
			scoreTxt.setText('Score: ' + score);
		}
	}
	// Update main ship
	mainShip.update();
	if (LK.ticks % 60 == 0) {
		var newObstacle = new Obstacle();
		newObstacle.x = Math.random() * 2048;
		newObstacle.y = -50;
		obstacles.push(newObstacle);
		game.addChild(newObstacle);
	}
	// Spawn new dots
};
// Event listener for touch/mouse down
game.down = function (x, y, obj) {
	// Move the main ship to the touch/mouse position
	mainShip.x = x;
	mainShip.y = y;
	// Check for obstacle intersections
	for (var i = obstacles.length - 1; i >= 0; i--) {
		if (obstacles[i].intersects({
			x: x,
			y: y
		})) {
			obstacles[i].destroy(); // Destroy the obstacle
			obstacles.splice(i, 1); // Remove the obstacle from the array
			score++; // Increase the score
			scoreTxt.setText('Score: ' + score); // Update the score text
		}
	}
};
// Initialize game elements
initGame();

===================================================================
--- original.js
+++ change.js
@@ -32,9 +32,9 @@
 /**** 
 * Initialize Game
 ****/ 
 var game = new LK.Game({
-	backgroundColor: 0x000000 //Init game with black background 
+	backgroundColor: 0x0000FF //Init game with blue background
 });
 
 /**** 
 * Game Code