from tkinter import *
root = Tk()
root.geometry("300x300")
root.resizable(0, 0)
root.title("Mulpiplicação ")
root.config(bg="#d9ead3")
def app():
    num1 = n1.get()
    num2 = n2.get()
    m = num1*num2
    resultado_mensagem.set(m)
def limpar():
    n1_entrada.delete(0, END)
    n2_entrada.delete(0, END)
titulo = Label(text="Mulpiplicação", 
               font=("Arial", "15", "bold"),bg="#d9ead3",fg="#bf9000")
titulo.place(relx=0.3, rely=0.05)

texto_sub1 = Label(text="Número 1:",
                    font=("Arial", "12", "bold"),bg="#d9ead3",fg="#bf9000")
texto_sub1.place(relx=0.15, rely=0.25)

texto_sub2 = Label(text="Número 2:",
                    font=("Arial", "12", "bold"),bg="#d9ead3",fg="#bf9000")
texto_sub2.place(relx=0.15, rely=0.4)

n1 = DoubleVar()
n1_entrada = Entry(textvariable=n1,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
n1_entrada.place(relx=0.5, rely=0.25, relwidth=0.25)

n2 = DoubleVar()
n2_entrada = Entry(textvariable=n2,
                             font=("Arial", "12", "bold"),
                             bg="white", fg="blue", justify='center')
n2_entrada.place(relx=0.5, rely=0.4, relwidth=0.25)
#
#
but1 = Button(text="Calculadora", bd=2, bg='#107db2', fg='white',
              font=('verdana', 10, 'bold'), command=app)
but1.place(relx=0.05, rely=0.6, relwidth=0.3, relheight=0.1)
but_limpar = Button(text="Limpar", bd=2, bg='#107db2', fg='white',
                    font=('verdana', 10, 'bold'), command=limpar)
but_limpar.place(relx=0.4, rely=0.6, relwidth=0.25, relheight=0.1)

but_sair = Button(text="Sair", bd=2, bg='#107db2', fg='white',
                    font=('verdana', 10, 'bold'), command=root.destroy)
but_sair.place(relx=0.7, rely=0.6, relwidth=0.25, relheight=0.1)

resultado_texto = Label(text="Resultado: ",
                           font=("Arial", 12, "bold"),
                        fg="#bf9000",bg="#d9ead3" )
resultado_texto.place(relx=0.2, rely=0.8, relwidth=0.3,relheight=0.1)

resultado_mensagem = StringVar()
resultado_mensagem_texto = Label(textvariable=resultado_mensagem,
                           font=("Arial", 12, "bold"),bg="#d9ead3")
resultado_mensagem_texto.place(relx=0.55, rely=0.8, relwidth=0.35,relheight=0.1)
root.mainloop()