Aerolinea.seleccionReservacion.btnB12_Click C# (CSharp) Method

private btnB12_Click ( object sender, EventArgs e ) : void
sender	object
e	System.EventArgs
return	void

        private void btnB12_Click(object sender, EventArgs e)
        {
            btnB12.BackColor = Color.Red;
        }

seleccionReservacion