libretech 64f4729f45 add erklaerung slides after klausur slides in 223015c ...

- add section.erklaerung CSS class with pink theme styling
- add 6 explanation slides to 01-geschichte-grundlagen-html.md
- add 10 explanation slides to 02-netzwerke-protokolle-css.md
- each slide includes definition, key points, and mnemonics

2026-02-02 14:03:54 +01:00

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223015b

update 02-bild-audio-video.md structure and content

2026-02-02 13:42:11 +01:00

223015c

add erklaerung slides after klausur slides in 223015c

2026-02-02 14:03:54 +01:00

klausurfragen.md

add functionality to disable topics in course index and improve layout

2026-02-02 02:28:06 +01:00