We will add one more Spinbox control to demonstrate the available appearances of widgets using the relief property of the Spinbox control.

First, let's increase the borderwidth to distinguish our second Spinbox from the first Spinbox.

# Adding a second Spinbox widget 
spin = Spinbox(monty, values=(0, 50, 100), width=5, bd=20, command=_spin) 
spin.grid(column=1, row=2)

Both of our Spinbox widgets above have the same relief style. The only difference is that our new widget to the right of the first Spinbox has a much larger border width.

In our code, we did not specify which relief property to use, so the relief defaulted to tk.SUNKEN.

Here are the available relief property options that can be set:

By assigning the different available...