# -*- coding: utf-8 -*-
import tkinter as tk
root = tk.Tk()
root.title("tk4.py")
#####################################
#btn = tk.Button(root, text = "請按按鈕")
btn = tk.Button(root, text = "Hello", \
borderwidth = 10, bg = '#0000ff', \
fg = 'yellow', font=('Times New Roman',\
                16, 'bold', 'italic'))
btn.pack()
#####################################
root.mainloop()