Feedback for tic tac toe

Code Feedback
1

Looking for feedback for my tic tac toe game. It’s not unbeatable (I’ll fix that at some point in the future), but I’d like to move on. Here’s the link: http://pauldebruyn.com/html/tictactoe.htm

2

Seems like you have a typo on your link, because it says pauldebruyndev.com can not be found.

3