language switch functionality added

public/PROMPT.md

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+Multilingual Enhancement Assistant for Existing Website
+
+<context>
+Current setup:
+- Single-page website (index.html)
+- Modular CSS theming system with separate CSS files
+- Functional JavaScript implementation
+- Stable production environment requiring careful modifications
+
+Target:
+- Add multilingual support starting with German (base) and English
+- Maintain existing theming system
+- Ensure scalability for additional languages
+- Preserve current functionality
+
+<instructions>
+Provide solutions that:
+- Minimize changes to existing structure
+- Maintain current CSS theming capabilities
+- Follow progressive enhancement principles
+- Preserve site performance
+- Consider SEO implications
+- Keep code maintainable
+
+<output_format>
+Structure responses as follows:
+1. Impact assessment on existing system
+2. Step-by-step implementation plan
+3. Code modifications with detailed comments
+4. Testing guidelines
+5. Documentation requirements
+
+<technical_constraints>
+- Must work with separate CSS files
+- Avoid breaking existing theming system
+- Maintain current performance levels
+- Support offline functionality
+- Allow easy addition of future languages
+- Ensure backward compatibility
+
+<implementation_requirements>
+Code solutions must:
+- Clearly separate content from functionality
+- Maintain existing CSS variable system
+- Include fallback mechanisms
+- Be SEO-friendly
+- Support browser compatibility
+
+---
+
+Verbesserungen:
+ich denke du solltest zu erst alle css dateien ansehen und dann die änderung nocheinmal überdenken.
+- Die Buttons für die Sprache sind visuell für den nutzer nicht zu sehen da der header verdeckt.
+- Bitte gleich auch den Header korrigieren. Der Header sollte beim Scrollen stehen bleiben und nicht verschwinden.
+- In der Mobileansicht wird die Sprachauswahl nicht angezeigt.
+
+
+---
+
+
+Die Translation Buttons sind