private void buton_MouseMove(object sender, MouseEventArgs e)
 {
     Animasyon.butonUstuneGelinceRenkDegistir(sender, Color.LightSteelBlue);
 }
 private void btn_MouseLeave(object sender, EventArgs e)
 {
     Animasyon.butonUstuneGelinceRenkDegistir(sender, Color.ForestGreen);
 }