Click "Create a new script" in the Tampermonkey dashboard and paste the source code.
/* Elements */ #nova-pgn-display font-family: monospace; font-size: 11px; max-height: 60px; overflow-y: auto; color: #ccc; tampermonkey chess script exclusive
/* Buttons */ .nova-btn background: #444; border: none; color: white; padding: 6px 12px; border-radius: 4px; cursor: pointer; font-size: 11px; margin-top: 5px; transition: background 0.2s; Click "Create a new script" in the Tampermonkey