Un código de alejandrokundrah

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HTML

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Neon Strike - Futuristic Space Game</title>
  <link rel="stylesheet" href="style.css">
</head>
<body>
  <div class="game-container">
    <div class="hud">
      <div class="score-display">
        <div class="label">SCORE</div>
        <div id="score">0</div>
      </div>
      <div class="health-display">
        <div class="label">SHIELDS</div>
        <div class="health-bar">
          <div id="health-fill"></div>
        </div>
      </div>
      <div class="level-display">
        <div class="label">LEVEL</div>
        <div id="level">1</div>
      </div>
    </div>

<div class="game-overlay" id="gameOverlay">
      <div class="menu" id="startMenu">
        <h1 class="game-title">NEON STRIKE</h1>
        <p class="game-subtitle">Futuristic Space Combat</p>
        <button class="menu-btn" id="startBtn">START MISSION</button>
        <div class="controls-info">
          <p>WASD or Arrow Keys - Move</p>
          <p>SPACE - Fire Weapons</p>
          <p>ESC - Pause</p>
        </div>
      </div>

<div class="menu hidden" id="gameOverMenu">
        <h2 class="game-over-title">MISSION FAILED</h2>
        <div class="final-score">
          <span>FINAL SCORE: </span>
          <span id="finalScore">0</span>
        </div>
        <button class="menu-btn" id="restartBtn">RETRY MISSION</button>
      </div>

<div class="menu hidden" id="pauseMenu">
        <h2 class="pause-title">MISSION PAUSED</h2>
        <button class="menu-btn" id="resumeBtn">RESUME</button>
        <button class="menu-btn" id="mainMenuBtn">MAIN MENU</button>
      </div>
    </div>
  </div>

CSS

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: radial-gradient(ellipse at center, #0a0a0a 0%, #000000 100%);
  font-family: 'Courier New', monospace;
  color: #00ffff;
  overflow: hidden;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.game-container {
  position: relative;
  border: 2px solid #00ffff;
  border-radius: 10px;
  box-shadow: 
    0 0 20px #00ffff,
    inset 0 0 20px rgba(0, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.8);
  padding: 20px;
}

#gameCanvas {
  display: block;
  background: linear-gradient(45deg, #000511 0%, #001122 50%, #000511 100%);
  border: 1px solid #003366;
  border-radius: 5px;
  box-shadow: inset 0 0 50px rgba(0, 100, 200, 0.2);
}

.hud {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  padding: 10px 20px;
  background: linear-gradient(90deg, rgba(0, 255, 255, 0.1) 0%, rgba(0, 100, 255, 0.1) 100%);
  border: 1px solid rgba(0, 255, 255, 0.3);
  border-radius: 25px;
  backdrop-filter: blur(10px);
}

.score-display, .level-display {
  text-align: center;
}

.label {
  font-size: 12px;
  color: #66ccff;
  margin-bottom: 5px;
  text-shadow: 0 0 10px #66ccff;
}

#score, #level {
  font-size: 24px;
  font-weight: bold;
  color: #00ffff;
  text-shadow: 0 0 15px #00ffff;
}

.health-display {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.health-bar {
  width: 200px;
  height: 20px;
  border: 2px solid #00ff88;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.5);
  overflow: hidden;
  box-shadow: 
    0 0 10px #00ff88,
    inset 0 0 10px rgba(0, 255, 136, 0.2);
}

#health-fill {
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, #ff0066 0%, #ffff00 50%, #00ff88 100%);
  border-radius: 8px;
  transition: width 0.3s ease;
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
}

.game-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(5px);
}

.menu {
  text-align: center;
  padding: 40px;
  border: 2px solid #00ffff;
  border-radius: 15px;
  background: rgba(0, 20, 40, 0.9);
  box-shadow: 
    0 0 30px #00ffff,
    inset 0 0 30px rgba(0, 255, 255, 0.1);
}

.game-title {
  font-size: 48px;
  color: #00ffff;
  margin-bottom: 10px;
  text-shadow: 
    0 0 20px #00ffff,
    0 0 40px #0088ff;
  animation: glow 2s ease-in-out infinite alternate;
}

.game-subtitle {
  font-size: 16px;
  color: #66ccff;
  margin-bottom: 30px;
  text-shadow: 0 0 10px #66ccff;
}

.game-over-title, .pause-title {
  font-size: 36px;
  color: #ff6600;
  margin-bottom: 20px;
  text-shadow: 
    0 0 20px #ff6600,
    0 0 40px #ff3300;
}

.final-score {
  font-size: 24px;
  color: #00ffff;
  margin-bottom: 30px;
  text-shadow: 0 0 15px #00ffff;
}

.menu-btn {
  background: linear-gradient(45deg, #003366, #0066cc);
  border: 2px solid #00ffff;
  color: #00ffff;
  padding: 15px 30px;
  font-size: 18px;
  font-family: 'Courier New', monospace;
  border-radius: 25px;
  cursor: pointer;
  margin: 10px;
  transition: all 0.3s ease;
  text-shadow: 0 0 10px #00ffff;
  box-shadow: 
    0 0 15px rgba(0, 255, 255, 0.3),
    inset 0 0 15px rgba(0, 255, 255, 0.1);
}

.menu-btn:hover {
  background: linear-gradient(45deg, #0066cc, #0099ff);
  box-shadow: 
    0 0 25px #00ffff,
    inset 0 0 25px rgba(0, 255, 255, 0.2);
  transform: translateY(-2px);
}

.controls-info {
  margin-top: 30px;
  font-size: 14px;
  color: #66ccff;
  line-height: 1.6;
}

.controls-info p {
  margin: 5px 0;
  text-shadow: 0 0 5px #66ccff;
}

.hidden {
  display: none !important;
}

@keyframes glow {
  from {
    text-shadow: 
      0 0 20px #00ffff,
      0 0 40px #0088ff,
      0 0 60px #0066cc;
  }
  to {
    text-shadow: 
      0 0 30px #00ffff,
      0 0 60px #0088ff,
      0 0 90px #0066cc;
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.7;
  }
}

.pulse {
  animation: pulse 1s ease-in-out infinite;
}

class Game {
  constructor() {
    this.canvas = document.getElementById('gameCanvas');
    this.ctx = this.canvas.getContext('2d');
    this.width = this.canvas.width;
    this.height = this.canvas.height;

this.gameState = 'menu'; // menu, playing, paused, gameOver
    this.score = 0;
    this.level = 1;
    this.maxHealth = 100;
    this.health = this.maxHealth;

this.player = new Player(this.width / 2, this.height - 60);
    this.enemies = [];
    this.bullets = [];
    this.particles = [];
    this.powerUps = [];

this.keys = {};
    this.lastTime = 0;
    this.enemySpawnTimer = 0;
    this.powerUpSpawnTimer = 0;
    this.levelProgressTimer = 0;

this.enemySpawnRate = 2000; // milliseconds
    this.powerUpSpawnRate = 15000;
    this.levelProgressRate = 30000;

this.stars = this.generateStars();

this.initEventListeners();
    this.showMenu();
  }

generateStars() {
    const stars = [];
    for (let i = 0; i < 100; i++) {
      stars.push({
        x: Math.random() * this.width,
        y: Math.random() * this.height,
        size: Math.random() * 2,
        speed: Math.random() * 0.5 + 0.1,
        brightness: Math.random()
      });
    }
    return stars;
  }

initEventListeners() {
    document.addEventListener('keydown', (e) => {
      this.keys[e.code] = true;

if (e.code === 'Escape') {
        if (this.gameState === 'playing') {
          this.pauseGame();
        } else if (this.gameState === 'paused') {
          this.resumeGame();
        }
      }

if (e.code === 'Space') {
        e.preventDefault();
        if (this.gameState === 'playing') {
          this.player.shoot(this.bullets);
        }
      }
    });

document.addEventListener('keyup', (e) => {
      this.keys[e.code] = false;
    });

document.getElementById('startBtn').addEventListener('click', () => this.startGame());
    document.getElementById('restartBtn').addEventListener('click', () => this.startGame());
    document.getElementById('resumeBtn').addEventListener('click', () => this.resumeGame());
    document.getElementById('mainMenuBtn').addEventListener('click', () => this.showMenu());
  }

showMenu() {
    this.gameState = 'menu';
    document.getElementById('gameOverlay').classList.remove('hidden');
    document.getElementById('startMenu').classList.remove('hidden');
    document.getElementById('gameOverMenu').classList.add('hidden');
    document.getElementById('pauseMenu').classList.add('hidden');
  }

startGame() {
    this.gameState = 'playing';
    this.score = 0;
    this.level = 1;
    this.health = this.maxHealth;
    this.enemies = [];
    this.bullets = [];
    this.particles = [];
    this.powerUps = [];
    this.player.reset(this.width / 2, this.height - 60);
    this.enemySpawnTimer = 0;
    this.powerUpSpawnTimer = 0;
    this.levelProgressTimer = 0;
    this.enemySpawnRate = 2000;

document.getElementById('gameOverlay').classList.add('hidden');
    this.gameLoop();
  }

pauseGame() {
    this.gameState = 'paused';
    document.getElementById('gameOverlay').classList.remove('hidden');
    document.getElementById('pauseMenu').classList.remove('hidden');
    document.getElementById('startMenu').classList.add('hidden');
    document.getElementById('gameOverMenu').classList.add('hidden');
  }

resumeGame() {
    this.gameState = 'playing';
    document.getElementById('gameOverlay').classList.add('hidden');
    this.gameLoop();
  }

gameOver() {
    this.gameState = 'gameOver';
    document.getElementById('finalScore').textContent = this.score;
    document.getElementById('gameOverlay').classList.remove('hidden');
    document.getElementById('gameOverMenu').classList.remove('hidden');
    document.getElementById('startMenu').classList.add('hidden');
    document.getElementById('pauseMenu').classList.add('hidden');
  }

update(deltaTime) {
    // Update player
    this.player.update(this.keys, this.width, this.height);

// Spawn enemies
    this.enemySpawnTimer += deltaTime;
    if (this.enemySpawnTimer >= this.enemySpawnRate) {
      this.spawnEnemy();
      this.enemySpawnTimer = 0;
    }

// Spawn power-ups
    this.powerUpSpawnTimer += deltaTime;
    if (this.powerUpSpawnTimer >= this.powerUpSpawnRate) {
      this.spawnPowerUp();
      this.powerUpSpawnTimer = 0;
    }

// Level progression
    this.levelProgressTimer += deltaTime;
    if (this.levelProgressTimer >= this.levelProgressRate) {
      this.level++;
      this.enemySpawnRate = Math.max(500, this.enemySpawnRate - 200);
      this.levelProgressTimer = 0;
      this.createLevelUpEffect();
    }

// Update bullets
    this.bullets.forEach((bullet, index) => {
      bullet.update();
      if (bullet.y < 0 || bullet.y > this.height) {
        this.bullets.splice(index, 1);
      }
    });

// Update enemies
    this.enemies.forEach((enemy, index) => {
      enemy.update(this.player);
      if (enemy.y > this.height + 50) {
        this.enemies.splice(index, 1);
      }
    });

// Update particles
    this.particles.forEach((particle, index) => {
      particle.update();
      if (particle.life <= 0) {
        this.particles.splice(index, 1);
      }
    });

// Update power-ups
    this.powerUps.forEach((powerUp, index) => {
      powerUp.update();
      if (powerUp.y > this.height + 50) {
        this.powerUps.splice(index, 1);
      }
    });

// Update stars
    this.stars.forEach(star => {
      star.y += star.speed;
      if (star.y > this.height) {
        star.y = 0;
        star.x = Math.random() * this.width;
      }
    });

this.checkCollisions();
    this.updateUI();
  }

spawnEnemy() {
    const types = ['basic', 'fast', 'heavy'];
    const type = types[Math.floor(Math.random() * types.length)];
    const x = Math.random() * (this.width - 60) + 30;
    this.enemies.push(new Enemy(x, -30, type, this.level));
  }

spawnPowerUp() {
    const types = ['health', 'rapidFire', 'shield'];
    const type = types[Math.floor(Math.random() * types.length)];
    const x = Math.random() * (this.width - 40) + 20;
    this.powerUps.push(new PowerUp(x, -20, type));
  }

checkCollisions() {
    // Bullet vs Enemy collisions
    this.bullets.forEach((bullet, bulletIndex) => {
      if (bullet.fromPlayer) {
        this.enemies.forEach((enemy, enemyIndex) => {
          if (this.isColliding(bullet, enemy)) {
            enemy.takeDamage(bullet.damage);
            this.createExplosion(bullet.x, bullet.y, '#00ffff');
            this.bullets.splice(bulletIndex, 1);

if (enemy.health <= 0) {
              this.score += enemy.points;
              this.createExplosion(enemy.x, enemy.y, '#ff6600');
              this.enemies.splice(enemyIndex, 1);
            }
          }
        });
      }
    });

// Enemy vs Player collisions
    this.enemies.forEach((enemy, index) => {
      if (this.isColliding(enemy, this.player)) {
        this.health -= enemy.damage;
        this.createExplosion(enemy.x, enemy.y, '#ff0066');
        this.enemies.splice(index, 1);

if (this.health <= 0) {
          this.gameOver();
        }
      }
    });

// Enemy bullets vs Player collisions
    this.bullets.forEach((bullet, index) => {
      if (!bullet.fromPlayer && this.isColliding(bullet, this.player)) {
        this.health -= bullet.damage;
        this.createExplosion(bullet.x, bullet.y, '#ff0066');
        this.bullets.splice(index, 1);

if (this.health <= 0) {
          this.gameOver();
        }
      }
    });

// PowerUp vs Player collisions
    this.powerUps.forEach((powerUp, index) => {
      if (this.isColliding(powerUp, this.player)) {
        this.applyPowerUp(powerUp.type);
        this.createExplosion(powerUp.x, powerUp.y, '#00ff88');
        this.powerUps.splice(index, 1);
      }
    });
  }

isColliding(obj1, obj2) {
    return obj1.x < obj2.x + obj2.width &&
           obj1.x + obj1.width > obj2.x &&
           obj1.y < obj2.y + obj2.height &&
           obj1.y + obj1.height > obj2.y;
  }

applyPowerUp(type) {
    switch (type) {
      case 'health':
        this.health = Math.min(this.maxHealth, this.health + 30);
        break;
      case 'rapidFire':
        this.player.fireRate = Math.max(50, this.player.fireRate / 2);
        setTimeout(() => {
          this.player.fireRate = this.player.originalFireRate;
        }, 10000);
        break;
      case 'shield':
        this.player.shielded = true;
        setTimeout(() => {
          this.player.shielded = false;
        }, 8000);
        break;
    }
  }

createExplosion(x, y, color) {
    for (let i = 0; i < 10; i++) {
      this.particles.push(new Particle(x, y, color));
    }
  }

createLevelUpEffect() {
    for (let i = 0; i < 20; i++) {
      this.particles.push(new Particle(
        Math.random() * this.width,
        Math.random() * this.height,
        '#00ff88',
        'level'
      ));
    }
  }

updateUI() {
    document.getElementById('score').textContent = this.score;
    document.getElementById('level').textContent = this.level;
    const healthPercentage = (this.health / this.maxHealth) * 100;
    document.getElementById('health-fill').style.width = healthPercentage + '%';
  }

render() {
    // Clear canvas
    this.ctx.fillStyle = 'rgba(0, 5, 17, 0.1)';
    this.ctx.fillRect(0, 0, this.width, this.height);

// Draw stars
    this.stars.forEach(star => {
      this.ctx.fillStyle = `rgba(255, 255, 255, ${star.brightness})`;
      this.ctx.fillRect(star.x, star.y, star.size, star.size);
    });

// Draw game objects
    this.particles.forEach(particle => particle.render(this.ctx));
    this.powerUps.forEach(powerUp => powerUp.render(this.ctx));
    this.bullets.forEach(bullet => bullet.render(this.ctx));
    this.enemies.forEach(enemy => enemy.render(this.ctx));
    this.player.render(this.ctx);
  }

gameLoop(currentTime = 0) {
    if (this.gameState !== 'playing') return;

const deltaTime = currentTime - this.lastTime;
    this.lastTime = currentTime;

this.update(deltaTime);
    this.render();

requestAnimationFrame((time) => this.gameLoop(time));
  }
}

class Player {
  constructor(x, y) {
    this.x = x;
    this.y = y;
    this.width = 40;
    this.height = 40;
    this.speed = 5;
    this.fireRate = 150;
    this.originalFireRate = 150;
    this.lastShot = 0;
    this.shielded = false;
  }

reset(x, y) {
    this.x = x;
    this.y = y;
    this.fireRate = this.originalFireRate;
    this.shielded = false;
  }

update(keys, canvasWidth, canvasHeight) {
    if (keys['ArrowLeft'] || keys['KeyA']) {
      this.x = Math.max(0, this.x - this.speed);
    }
    if (keys['ArrowRight'] || keys['KeyD']) {
      this.x = Math.min(canvasWidth - this.width, this.x + this.speed);
    }
    if (keys['ArrowUp'] || keys['KeyW']) {
      this.y = Math.max(0, this.y - this.speed);
    }
    if (keys['ArrowDown'] || keys['KeyS']) {
      this.y = Math.min(canvasHeight - this.height, this.y + this.speed);
    }
  }

shoot(bullets) {
    const now = Date.now();
    if (now - this.lastShot > this.fireRate) {
      bullets.push(new Bullet(this.x + this.width / 2, this.y, true));
      this.lastShot = now;
    }
  }

render(ctx) {
    // Draw ship body
    ctx.fillStyle = this.shielded ? '#00ff88' : '#00ffff';
    ctx.fillRect(this.x, this.y, this.width, this.height);

// Draw ship details
    ctx.fillStyle = '#ffffff';
    ctx.fillRect(this.x + 5, this.y + 5, this.width - 10, this.height - 10);

ctx.fillStyle = '#0066cc';
    ctx.fillRect(this.x + 10, this.y + 10, this.width - 20, this.height - 20);

// Draw shield effect
    if (this.shielded) {
      ctx.strokeStyle = '#00ff88';
      ctx.lineWidth = 3;
      ctx.beginPath();
      ctx.arc(this.x + this.width / 2, this.y + this.height / 2, this.width / 2 + 10, 0, Math.PI * 2);
      ctx.stroke();
    }

// Draw glow effect
    ctx.shadowColor = this.shielded ? '#00ff88' : '#00ffff';
    ctx.shadowBlur = 20;
    ctx.fillStyle = this.shielded ? '#00ff88' : '#00ffff';
    ctx.fillRect(this.x, this.y, this.width, this.height);
    ctx.shadowBlur = 0;
  }
}

class Enemy {
  constructor(x, y, type, level) {
    this.x = x;
    this.y = y;
    this.type = type;
    this.level = level;
    this.width = 30;
    this.height = 30;
    this.lastShot = 0;

switch (type) {
      case 'basic':
        this.speed = 1 + level * 0.2;
        this.health = 1;
        this.maxHealth = 1;
        this.points = 10;
        this.damage = 10;
        this.fireRate = 2000;
        this.color = '#ff6600';
        break;
      case 'fast':
        this.speed = 2 + level * 0.3;
        this.health = 1;
        this.maxHealth = 1;
        this.points = 15;
        this.damage = 8;
        this.fireRate = 1500;
        this.color = '#ff0066';
        break;
      case 'heavy':
        this.speed = 0.5 + level * 0.1;
        this.health = 3;
        this.maxHealth = 3;
        this.points = 25;
        this.damage = 20;
        this.fireRate = 3000;
        this.color = '#ff3300';
        this.width = 40;
        this.height = 40;
        break;
    }
  }

update(player) {
    this.y += this.speed;

// Simple AI - shoot at player occasionally
    const now = Date.now();
    if (now - this.lastShot > this.fireRate && Math.random() < 0.3) {
      if (game.bullets) {
        game.bullets.push(new Bullet(this.x + this.width / 2, this.y + this.height, false));
      }
      this.lastShot = now;
    }
  }

takeDamage(damage) {
    this.health -= damage;
  }

render(ctx) {
    // Draw enemy body
    ctx.fillStyle = this.color;
    ctx.fillRect(this.x, this.y, this.width, this.height);

// Draw health bar for heavy enemies
    if (this.type === 'heavy') {
      const healthWidth = (this.health / this.maxHealth) * this.width;
      ctx.fillStyle = '#ff0000';
      ctx.fillRect(this.x, this.y - 8, this.width, 4);
      ctx.fillStyle = '#00ff00';
      ctx.fillRect(this.x, this.y - 8, healthWidth, 4);
    }

// Draw glow effect
    ctx.shadowColor = this.color;
    ctx.shadowBlur = 15;
    ctx.fillStyle = this.color;
    ctx.fillRect(this.x, this.y, this.width, this.height);
    ctx.shadowBlur = 0;
  }
}

class Bullet {
  constructor(x, y, fromPlayer) {
    this.x = x;
    this.y = y;
    this.width = 4;
    this.height = 10;
    this.fromPlayer = fromPlayer;
    this.speed = fromPlayer ? -8 : 4;
    this.damage = 1;
    this.color = fromPlayer ? '#00ffff' : '#ff6600';
  }

update() {
    this.y += this.speed;
  }

render(ctx) {
    ctx.fillStyle = this.color;
    ctx.fillRect(this.x - this.width / 2, this.y, this.width, this.height);

// Draw glow effect
    ctx.shadowColor = this.color;
    ctx.shadowBlur = 10;
    ctx.fillStyle = this.color;
    ctx.fillRect(this.x - this.width / 2, this.y, this.width, this.height);
    ctx.shadowBlur = 0;
  }
}

class PowerUp {
  constructor(x, y, type) {
    this.x = x;
    this.y = y;
    this.width = 20;
    this.height = 20;
    this.type = type;
    this.speed = 2;
    this.rotation = 0;

switch (type) {
      case 'health':
        this.color = '#00ff88';
        break;
      case 'rapidFire':
        this.color = '#ffff00';
        break;
      case 'shield':
        this.color = '#00aaff';
        break;
    }
  }

update() {
    this.y += this.speed;
    this.rotation += 0.1;
  }

render(ctx) {
    ctx.save();
    ctx.translate(this.x + this.width / 2, this.y + this.height / 2);
    ctx.rotate(this.rotation);

ctx.fillStyle = this.color;
    ctx.fillRect(-this.width / 2, -this.height / 2, this.width, this.height);

// Draw glow effect
    ctx.shadowColor = this.color;
    ctx.shadowBlur = 15;
    ctx.fillStyle = this.color;
    ctx.fillRect(-this.width / 2, -this.height / 2, this.width, this.height);
    ctx.shadowBlur = 0;

ctx.restore();
  }
}

class Particle {
  constructor(x, y, color, type = 'explosion') {
    this.x = x;
    this.y = y;
    this.color = color;
    this.type = type;
    this.life = 1.0;
    this.decay = Math.random() * 0.02 + 0.01;

if (type === 'explosion') {
      this.vx = (Math.random() - 0.5) * 10;
      this.vy = (Math.random() - 0.5) * 10;
      this.size = Math.random() * 4 + 2;
    } else if (type === 'level') {
      this.vx = (Math.random() - 0.5) * 5;
      this.vy = Math.random() * -3 - 1;
      this.size = Math.random() * 6 + 3;
    }
  }

update() {
    this.x += this.vx;
    this.y += this.vy;
    this.life -= this.decay;

if (this.type === 'explosion') {
      this.vx *= 0.98;
      this.vy *= 0.98;
    }
  }

render(ctx) {
    ctx.save();
    ctx.globalAlpha = this.life;
    ctx.fillStyle = this.color;
    ctx.fillRect(this.x, this.y, this.size, this.size);

// Draw glow effect
    ctx.shadowColor = this.color;
    ctx.shadowBlur = 10;
    ctx.fillStyle = this.color;
    ctx.fillRect(this.x, this.y, this.size, this.size);
    ctx.shadowBlur = 0;

ctx.restore();
  }
}

// Initialize game
let game;
window.addEventListener('load', () => {
  game = new Game();
});