private void DrawBackground()
        {
            for (int x = 0; x < graphics.PreferredBackBufferWidth; x += background.Width)
                for (int y = 0; y < graphics.PreferredBackBufferHeight; y += background.Height)
                {
                    spriteBatch.Draw(background, new Rectangle(x, y, background.Width, background.Height), Color.White);
                }
        }
       

         public override void Draw(GameTime gameTime)
        {
            GraphicsDevice.Clear(Color.CornflowerBlue);

           game1.spriteBatch.Begin();
           
           game1.spriteBatch.Draw(backGround, Vector2.Zero, Color.White);
          
           game1.spriteBatch.End();

            base.Draw(gameTime);
        }