Web design engineer and edutainer talking about HTML & CSS, UX, accessibility & inclusive design, typography, and books.
Web development advent calendars for 2025
| Typostammquiz 2025 | Typostammtisch Berlin | November 2025 |
|---|---|---|
| TIL about clip-path | Tech Talk @ Tagesspiegel | October 2025 |
| Batman Forever (CSSBattle) | Tech Talk @ Tagesspiegel | October 2025 |
| Streets of Philadelphia Sessions (CSS album challenge) | Tech Talk @ Tagesspiegel | October 2025 |
| TIL was die Stunde von CSS geschlagen hat, Teil 2½ | Tech Talk @ Tagesspiegel | October 2025 |
| Peter im Land der Musikinstrumente | Buchclub | October 2025 |
| Star Trek III: Auf der Suche nach Mr. Spock | Buchclub | September 2025 |
| Time Out of Mind / Garage Sessions (CSS album challenge) | Tech Talk @ Tagesspiegel | September 2025 |
| TIL about superellipses | Tech Talk @ Tagesspiegel | September 2025 |
| (Un)like a Rounded Corner (CSSBattle) | Tech Talk @ Tagesspiegel | September 2025 |
| TIL about ruby (振り仮名) | Tech Talk @ Tagesspiegel | August 2025 |
| The Wall (CSS exercise) | Tech Talk @ Tagesspiegel | August 2025 |
| TIL about 障子 (shōji) | Tech Talk @ Tagesspiegel | August 2025 |
| The White Album (CSS album challenge) | Tech Talk @ Tagesspiegel | July 2025 |
| TIL was die Stunde geschlagen hat, Teil 3 | Tech Talk @ Tagesspiegel | July 2025 |
| Geboren am 4. Juli | Buchclub | July 2025 |
| Irrenhaus (CSS album challenge) | Tech Talk @ Tagesspiegel | June 2025 |
| TIL about background-clip | Tech Talk @ Tagesspiegel | June 2025 |
| On Broadway (CSS album challenge) | Tech Talk @ Tagesspiegel | June 2025 |
| Lorem Ipsum, Rest in Peace | Tech Talk @ Tagesspiegel | June 2025 |
| Lorem Ipsum, Rest in Peace | UXcamp Europe 2025 | June 2025 |
| 30 Jahre SELFHTML | Tech Talk @ Tagesspiegel | May 2025 |
| Where no one has gone before: The cuckoo-clock incident | SELFHTML-Treffen | May 2025 |
| Asterix bei den Schweizern | Buchclub | May 2025 |
| Dark Side of the Moon (CSS album challenge) | Tech Talk @ Tagesspiegel | April 2025 |
| TIL about vecssillology | Tech Talk @ Tagesspiegel | April 2025 |
| TIL about radio buttons | Tech Talk @ Tagesspiegel | April 2025 |
| Only the Strong Survive (CSS album challenge) | Tech Talk @ Tagesspiegel | April 2025 |
| Greetings album cover (CSS album challenge) | Tech Talk @ Tagesspiegel | March 2025 |
| TIL about filter | Tech Talk @ Tagesspiegel | March 2025 |
| TIL about night & day | Tech Talk @ Tagesspiegel | March 2025 |
| TIL about XHTML + ab. CSS escapes | Tech Talk @ Tagesspiegel | March 2025 |
| Das Runde muss ins Eckige [3] (CSSBattle) | Tech Talk @ Tagesspiegel | February 2025 |
| Das Runde muss ins Eckige [2] (CSSBattle) | Tech Talk @ Tagesspiegel | February 2025 |
| Früchte des Zorns | Buchclub | February 2025 |
| Das Runde muss ins Eckige (CSSBattle) | Tech Talk @ Tagesspiegel | January 2025 |
| Die Entdeckung der Langsamkeit | Buchclub | January 2025 |
| Devil in Details (CSSBattle) | Tech Talk @ Tagesspiegel | January 2025 |
| Frühstück mit Pu | Buchclub | December 2024 |
| Adventskalender 2024 | Tech Talk @ Tagesspiegel | December 2024 |
| TIL that locale matters | Tech Talk @ Tagesspiegel | December 2024 |
| TIL o teplej vode | Tech Talk @ Tagesspiegel | December 2024 |
| TIL about the European Accessibility Act | Tech Talk @ Tagesspiegel | November 2024 |
| Color contrast | Tech Talk @ Tagesspiegel | November 2024 |
| TIL 50 – behind the scenes | Tech Talk @ Tagesspiegel | November 2024 |
| TIL about strings | Tech Talk @ Tagesspiegel | November 2024 |
| TIL about revealing the password | Tech Talk @ Tagesspiegel | November 2024 |
| Kinder von Hoy | Buchclub | November 2024 |
| TIL was die Stunde geschlagen hat, Teil 2 | Tech Talk @ Tagesspiegel | October 2024 |
| TIL about AC | Tech Talk @ Tagesspiegel | October 2024 |
