/**** 
* Classes
****/ 
// Artifact class
var Artifact = Container.expand(function () {
	var self = Container.call(this);
	var artifactGraphics = self.attachAsset('artifact', {
		anchorX: 0.5,
		anchorY: 0.5
	});
});
// Assets will be automatically generated based on usage in the code.
// Hero class
var Hero = Container.expand(function () {
	var self = Container.call(this);
	var heroGraphics = self.attachAsset('hero', {
		anchorX: 0.5,
		anchorY: 1.0
	});
	self.speedX = 0;
	self.speedY = 0;
	self.onGround = false;
	self.update = function () {
		// Update hero's position and handle gravity
		if (!self.onGround) {
			self.speedY += 0.5; // gravity
		}
		self.x += self.speedX;
		self.y += self.speedY;
		// Collision with ground
		if (self.y > game.height - heroGraphics.height) {
			self.y = game.height - heroGraphics.height;
			self.onGround = true;
			self.speedY = 0;
		}
	};
	self.jump = function () {
		if (self.onGround) {
			self.speedY = -15;
			self.onGround = false;
		}
	};
});
// Main Menu class
var MainMenu = Container.expand(function () {
	var self = Container.call(this);
	var title = self.attachAsset('title', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	title.x = game.width / 2;
	title.y = game.height / 2 - 100;
	var playButton = self.attachAsset('playButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		color: 0x000000,
		// Change color to black
		scaleX: 6,
		scaleY: 4,
		lineWidth: 10,
		lineColor: 0x00FF00 // Change border color to green
	});
	playButton.x = game.width / 4;
	playButton.y = game.height * 3 / 4;
	playButton.on('down', function () {
		self.destroy();
		hero.visible = false;
		platforms.forEach(function (platform) {
			platform.visible = true;
		});
		artifacts.forEach(function (artifact) {
			artifact.visible = true;
		});
	});
	playButton.on('over', function () {
		playButton.scaleX = 5.5;
		playButton.scaleY = 3.5;
	});
	playButton.on('out', function () {
		playButton.scaleX = 5;
		playButton.scaleY = 3;
	});
	// Add 'Play' text to the play button
	var playText = new Text2('Play', {
		size: 200,
		// 2x bigger
		fill: "#ffffff"
	});
	playText.anchor.set(0.5, 0.5);
	playText.x = playButton.x;
	playText.y = playButton.y;
	self.addChild(playText);
});
// Platform class
var Platform = Container.expand(function () {
	var self = Container.call(this);
	var platformGraphics = self.attachAsset('platform', {
		anchorX: 0.5,
		anchorY: 1.0
	});
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87CEEB // Light blue background to represent the sky
});

/**** 
* Game Code
****/ 
var mainMenu = game.addChild(new MainMenu());
function startGame() {
	hero.visible = false;
	platforms.forEach(function (platform) {
		platform.visible = false;
	});
	artifacts.forEach(function (artifact) {
		artifact.visible = false;
	});
}
var hero = game.addChild(new Hero());
hero.x = game.width / 2;
hero.y = game.height - 150;
var platforms = [];
var artifacts = [];
// Create platforms and artifacts
function createLevel() {
	// Example platform and artifact creation
	var platform = game.addChild(new Platform());
	platform.x = game.width / 2;
	platform.y = game.height - 100;
	platforms.push(platform);
	var artifact = game.addChild(new Artifact());
	artifact.x = platform.x;
	artifact.y = platform.y - 50;
	artifacts.push(artifact);
}
createLevel();
// Touch event to make the hero jump
game.on('down', function (obj) {
	hero.jump();
});
// Game tick event
LK.on('tick', function () {
	hero.update();
	// Check for artifact collection
	artifacts.forEach(function (artifact, index) {
		if (hero.intersects(artifact)) {
			artifact.destroy(); // Collect the artifact
			artifacts.splice(index, 1);
			// Increase score or trigger some effect
		}
	});
});

===================================================================
--- original.js
+++ change.js
@@ -63,9 +63,9 @@
 	playButton.x = game.width / 4;
 	playButton.y = game.height * 3 / 4;
 	playButton.on('down', function () {
 		self.destroy();
-		hero.visible = true;
+		hero.visible = false;
 		platforms.forEach(function (platform) {
 			platform.visible = true;
 		});
 		artifacts.forEach(function (artifact) {