from tkinter import * root=Tk() root.title( "Contagem para o Ano Novo" ) root.geometry( "400x150" ) root.resizable( False,False ) def start (t= 10 ): global i i = 1 if i == 1 : cont.config( text = str (t) , font =( 'Impact' , 18 )) if t > 0 : root.after( 1000 , start , t - 1 ) else : a = 'FELIZ ANO 2023' cont.config( text = str (a) , font =( 'Impact' , 18 )) cont = Label( text = '' , fg = '#000000' , bg = '#C0C0C0' , font =( 'Times' , 18 )) cont.place( relx = 0.15 , rely = 0.2 , relwidth = 0.65 , relheight = 0.2 ) butao = Button( text = 'START' , fg = '#000000' , bg = '#87CEFA' , font =( 'arial' , 12 ) , command =start) butao.place( relx = 0.3 , rely = 0.6 , relwidth = 0.35 , relheight = 0.2 ) root.mainloop() import turtle from random import randint , choice largura = 700 altura = 500 S = turtle.Screen()...