Welcome to the community, @Bernd_Rubenstrunk!
Unfortunately, this is not possible with Airtable, and is one of Airtable’s major limitations.
You will probably want to email Airtable Support at support@airtable.com to request that they change this.
In the meantime, your only option (outside of custom-coding your own website) is to spend extra money per month on MiniExtensions’ excellent Gallery View. This is the Gallery View that Airtable should have included with Airtable: