The text on the buttons is too thin, if that makes any sense. It's hard to read against the white background.
Did you play in fullscreen or in the smaller web view? It can be harder to read on web if it’s not fullscreen. Since we’re planning to launch on Steam, we didn’t focus too much on optimizing it for itch.io smaller web version. The best way to play right now is fullscreen in web or by downloading the build. If it’s still an issue, we can definitely look into it!