Calendars and books

To view YouTube contents on this website, you need to consent to the transfer of data and storage of third-party cookies by YouTube (Google). This allows us to improve your user experience and to make our website better and more interesting. Without your consent, no data will be transferred to YouTube. However, you will also not be able to use the YouTube services on this website.

To view Vimeo contents on this website, you need to consent to the transfer of data and storage of third-party cookies by Vimeo.. This allows us to improve your user experience and to make our website better and more interesting. Without your consent, no data will be transferred to Vimeo. However, you will also not be able to use the Vimdeo services on this website.

To submit forms on this page, you need to consent to the transfer of data and storage of third-party cookies by Google. With your consent, reCAPTCHA, a Google service to avoid spam messages via contact forms, will be embedded. This service allows us to provide our customers with a safe way to contact us via online forms. At the same time, the service prevents spam bots from compromising our services. After you gave your permission, you might be asked to answer a security prompt to send the form. If you do not consent, unfortunately you cannot use the form. Please contact us in a different way.

Data is stored in order to recognize you on future visits.

The Geo-Ip service is used only to determine the country from which the user is visiting this site in order to automatically display country-specific tax rates and prices.

This is a web analysis service. It allows the user to measure advertising return on investment (ROI) and track user behavior. Data collected: anonymized IP address, date and time of visit, usage data, click path, app updates, browser information, device information, JavaScript support, pages visited, referrer URL, location information, purchase activity, widget interactions.

This is an advertising service. This service can be used to display personalized or non-personalized advertising to users. With Google Ads Conversion Tracking, we can measure our advertising success in the Google advertising network. We place advertisements in the Google advertising network so that our offers can be found more easily. We try to optimize our advertising as much as possible. Also to keep advertising costs as low as possible. This is reflected in our prices.

This is a tag management system. The Google Tag Manager allows tags to be integrated centrally via a user interface. Tags are small sections of code that can track activities. Script codes from other tools are integrated via the Google Tag Manager. The Tag Manager makes it possible to control when a specific tag is triggered.

Statistical software for analyzing visitor data

Statistical software for analyzing visitor data