Color customization
| Background color | Text color | Outline color |
| Current guessing row's background color |
Current guessing row's letter color |
Current guessing row's temporary background color on invalid guess |
| Green letters' color | Yellow letters' color | Grey letters' color |
| Keyboard button background color |
Keyboard button default letter color |
h1 title color |
| Buttons' background color | This text's color (easter egg) |
h2 title color |
| Input section's background color |
Input section's text color |
Input section's border color |
| Timer warning color | Timer expired color | Inactive timer color |
| Time change + | Time change = | Time change - |