public override void LoadContent()
{
if (content == null)
content = new ContentManager(ScreenManager.Game.Services, "Content");
player = new Player(3);
LoadLevels();
ball = new Ball(content);
paddle = new Paddle(content);
LoadNextLevel();
hud = new Hud(content, currentLevel.Name, player.Lives, player.Score);
base.LoadContent();
}