woman wearing protection face mask turning blank wooden sign board hanging on glass door in cafe restaurant, advertising, advertis

advertisement advertising background banner billboard blank board business cafe close coffee concept copy corona coronavirus covid covid19 customer distance distancing door drink empty entrance face food frame glass hand hang hanging hotel infection lockdown marketing mask message open order outbreak owner people protection quarantine reopening restaurant service sign signboard small social space staff store take takeaway text texture turn turning virus waitress wearing welcome woman wood wooden word working