def Step3():
    global cap
    script3=Toplevel()
    script3.configure(background="limegreen")
    script3.geometry('300x350')
    script3.title("CONVERTI")
    Label( script3, text='Inserisci CAP',
            font='Helvetica 12',
            foreground="white",
            width=200,
            background="darkgreen").pack()
    cap=Text(script3,width=50, height=2 )
    cap.pack()
    Label(script3, text="", width=500, height=2, background="limegreen").pack()
    Button(script3, text="CONVERTI IN FEATURECOLLECTION", command=Converti,
                                    font="Gill 10 bold",
                                    background="white",
                                    foreground="lightseagreen",
                                    width=30,
                                    height=2,
                                    highlightbackground="forestgreen",
                                    highlightcolor="forestgreen",
                                    relief=GROOVE).pack()
    script3.mainloop()