<s>[INST] from tkinter import *
from tkinter import ttk

def callback():
    print("Hello, world!")

root = Tk()

button = ttk.Button(root, text="Click me!", command=callback)
button.pack(side=TOP, padx=10, pady=10)

root.mainloop()

# I want to set the color of the button to red and the text to white
# I can use the configure method, but I want to do this in the initialization

button = ttk.Button(root, text="Click me!", command=callback, foreground="#ffffff", background="#ff0000")

# the problem is that this doesn't work in ttk... this works in regular tkinter

# Is there any way to do it in ttk?[/INST]