Fotonachweis
https://pixabay.com/de/photos/skyline-hafen-rostock-3028770/
https://pixabay.com/de/photos/laptop-macbook-computer-gesch%c3%a4ft-2617765/
https://pixabay.com/de/photos/skyline-hafen-rostock-3028770/
https://pixabay.com/de/photos/laptop-macbook-computer-gesch%c3%a4ft-2617765/