Installed the font first? On Windows right-click → Install; macOS double-click → Install Font; Android/iOS need a font-install app. If the picked font is not installed the browser falls back silently — check the letterforms actually change when you switch.
| Cluster | Renders | What correct looks like | OK? |
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Your report
Paste this into issue #14 — a report that says “correct everywhere” is just as valuable as one that finds a bug. Add a screenshot if anything looks wrong.