/**** 
* Classes
****/ 
var Fly = Container.expand(function () {
	var self = Container.call(this);
	var flyGraphics = self.attachAsset('fly', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.velocity = 0;
	self.gravity = 0.8;
	self.jumpPower = -15;
	self.jump = function () {
		self.velocity = self.jumpPower;
		LK.getSound('jump').play();
	};
	self.update = function () {
		self.velocity += self.gravity;
		self.y += self.velocity;
		// Prevent fly from going off screen
		if (self.y < 50) {
			self.y = 50;
			self.velocity = 0;
		}
		if (self.y > 2680) {
			self.y = 2680;
			self.velocity = 0;
		}
	};
	return self;
});
var ObstaclePair = Container.expand(function () {
	var self = Container.call(this);
	var gapSize = 300;
	var gapPosition = Math.random() * 1000 + 600; // Random gap between 600-1600
	var topObstacle = self.attachAsset('obstacleTop', {
		anchorX: 0.5,
		anchorY: 0
	});
	topObstacle.y = 0; // Attach to top of screen
	topObstacle.height = gapPosition - gapSize / 2; // Extend down to gap start
	var bottomObstacle = self.attachAsset('obstacleBottom', {
		anchorX: 0.5,
		anchorY: 0
	});
	bottomObstacle.y = gapPosition + gapSize / 2; // Start at gap end
	bottomObstacle.height = 2732 - (gapPosition + gapSize / 2); // Extend to bottom of screen
	self.speed = -5;
	self.scored = false;
	self.update = function () {
		self.x += self.speed;
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB
});

/**** 
* Game Code
****/ 
var fly = game.addChild(new Fly());
fly.x = 300;
fly.y = 1366;
var obstacles = [];
var lastObstacleX = 2048;
var scoreTxt = new Text2('0', {
	size: 300,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
scoreTxt.y = 100;
// Spawn obstacles
function spawnObstacle() {
	var obstacle = new ObstaclePair();
	obstacle.x = lastObstacleX + 600;
	obstacles.push(obstacle);
	game.addChild(obstacle);
	lastObstacleX = obstacle.x;
}
// Initial obstacles
spawnObstacle();
spawnObstacle();
spawnObstacle();
game.down = function (x, y, obj) {
	fly.jump();
};
game.update = function () {
	// Spawn new obstacles when needed
	if (obstacles.length > 0 && obstacles[obstacles.length - 1].x < 1500) {
		spawnObstacle();
	}
	// Check collisions and scoring
	for (var i = obstacles.length - 1; i >= 0; i--) {
		var obstacle = obstacles[i];
		// Remove obstacles that are off screen
		if (obstacle.x < -200) {
			obstacle.destroy();
			obstacles.splice(i, 1);
			continue;
		}
		// Check for scoring
		if (!obstacle.scored && obstacle.x < fly.x) {
			obstacle.scored = true;
			LK.setScore(LK.getScore() + 1);
			scoreTxt.setText(LK.getScore());
			LK.getSound('score').play();
		}
		// Check for collision
		if (fly.intersects(obstacle)) {
			LK.showGameOver();
			return;
		}
	}
	// Check if fly hits ground or ceiling
	if (fly.y >= 2680 || fly.y <= 50) {
		LK.showGameOver();
		return;
	}
};

===================================================================
--- original.js
+++ change.js
@@ -68,9 +68,9 @@
 fly.y = 1366;
 var obstacles = [];
 var lastObstacleX = 2048;
 var scoreTxt = new Text2('0', {
-	size: 100,
+	size: 300,
 	fill: 0xFFFFFF
 });
 scoreTxt.anchor.set(0.5, 0);
 LK.gui.top.addChild(scoreTxt);