The text explains why responsive web design is indispensable for mobile websites, how it works, what alternatives there is and why the transition is worthwhile in the long term.
“Digitalization is not an IT project—it is a business strategy.”
– Björn Groenewold, Managing Director, Groenewold IT Solutions
> Key Takeaway: Responsive web design ensures websites display optimally on all screen sizes. The three core principles: flexible grids, scalable images, and CSS media queries. For online shops, mobile-first design is especially important since over 60% of traffic comes from mobile devices.
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Method note: External statistics refer to published industry and official data (Bitkom, Destatis) where not otherwise attributed. Company-specific figures: Groenewold IT, 2026.
References and further reading
Short: The following independent references complement the topics in this article:
The following independent references complement the topics in this article:
- Bitkom – German digital industry association
- German Federal Office for Information Security (BSI)
- European Commission – Digital strategy
- MDN Web Docs (Mozilla)
- W3C – World Wide Web Consortium
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About the author
Managing Director of Groenewold IT Solutions GmbH and Hyperspace GmbH
For over 15 years Björn Groenewold has been developing software solutions for the mid-market. He is Managing Director of Groenewold IT Solutions GmbH and Hyperspace GmbH. As founder of Groenewold IT Solutions he has successfully supported more than 250 projects – from legacy modernisation to AI integration.
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