diff --git a/adventskalender/2025/content/day1.html b/adventskalender/2025/content/day1.html
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-<section class="popup-day dayXX">
-
-  <h3>🎁 Türchen XX</h3>
-
-  <!-- === Basisbild (Platzhalter oder Hauptmotiv) === -->
-  <div class="image-wrapper">
-    <picture>
-      <!-- AVIF -->
-      <source
-        type="image/avif"
-        srcset="
-          /2025/assets/images/480/avif/Basisbild.avif 480w,
-          /2025/assets/images/720/avif/Basisbild.avif 720w,
-          /2025/assets/images/1024/avif/Basisbild.avif 1024w,
-          /2025/assets/images/1366/avif/Basisbild.avif 1366w,
-          /2025/assets/images/1600/avif/Basisbild.avif 1600w,
-          /2025/assets/images/1920/avif/Basisbild.avif 1920w,
-          /2025/assets/images/2560/avif/Basisbild.avif 2560w,
-          /2025/assets/images/3840/avif/Basisbild.avif 3840w"
-        sizes="100vw">
-
-      <!-- WebP -->
-      <source
-        type="image/webp"
-        srcset="
-          /2025/assets/images/480/webp/Basisbild.webp 480w,
-          /2025/assets/images/720/webp/Basisbild.webp 720w,
-          /2025/assets/images/1024/webp/Basisbild.webp 1024w,
-          /2025/assets/images/1366/webp/Basisbild.webp 1366w,
-          /2025/assets/images/1600/webp/Basisbild.webp 1600w,
-          /2025/assets/images/1920/webp/Basisbild.webp 1920w,
-          /2025/assets/images/2560/webp/Basisbild.webp 2560w,
-          /2025/assets/images/3840/webp/Basisbild.webp 3840w"
-        sizes="100vw">
-
-      <!-- JPEG-Fallback -->
-      <img
-        src="/2025/assets/images/1366/jpeg/Basisbild.jpeg"
-        srcset="
-          /2025/assets/images/480/jpeg/Basisbild.jpeg 480w,
-          /2025/assets/images/720/jpeg/Basisbild.jpeg 720w,
-          /2025/assets/images/1024/jpeg/Basisbild.jpeg 1024w,
-          /2025/assets/images/1366/jpeg/Basisbild.jpeg 1366w,
-          /2025/assets/images/1600/jpeg/Basisbild.jpeg 1600w,
-          /2025/assets/images/1920/jpeg/Basisbild.jpeg 1920w,
-          /2025/assets/images/2560/jpeg/Basisbild.jpeg 2560w,
-          /2025/assets/images/3840/jpeg/Basisbild.jpeg 3840w"
-        sizes="100vw"
-        alt="Bratonien Adventskalender – Tag XX"
-        decoding="async">
-    </picture>
-  </div>
-
-
-  <!-- === Daumenkino-Video === -->
-  <div class="video-wrapper thumbkino">
-    <video
-      class="video thumbkino-video"
-      autoplay
-      loop
-      muted
-      playsinline
-      preload="auto"
-      poster="/2025/assets/images/1366/jpeg/Basisbild.jpeg"
-    >
-      <!-- WEBM-Varianten -->
-      <source src="/2025/assets/videos/nHD/XX.webm"       type="video/webm" media="(max-width: 640px)">
-      <source src="/2025/assets/videos/FWVGA/XX.webm"     type="video/webm" media="(max-width: 854px)">
-      <source src="/2025/assets/videos/qHD/XX.webm"       type="video/webm" media="(max-width: 960px)">
-      <source src="/2025/assets/videos/HD/XX.webm"        type="video/webm" media="(max-width: 1280px)">
-      <source src="/2025/assets/videos/HDplus/XX.webm"    type="video/webm" media="(max-width: 1600px)">
-      <source src="/2025/assets/videos/FullHD/XX.webm"    type="video/webm" media="(max-width: 1920px)">
-      <source src="/2025/assets/videos/1440p/XX.webm"     type="video/webm" media="(max-width: 2560px)">
-      <source src="/2025/assets/videos/4K/XX.webm"        type="video/webm" media="(min-width: 2561px)">
-
-      <!-- MP4-Fallbacks -->
-      <source src="/2025/assets/videos/nHD/XX.mp4"        type="video/mp4" media="(max-width: 640px)">
-      <source src="/2025/assets/videos/FWVGA/XX.mp4"      type="video/mp4" media="(max-width: 854px)">
-      <source src="/2025/assets/videos/qHD/XX.mp4"        type="video/mp4" media="(max-width: 960px)">
-      <source src="/2025/assets/videos/HD/XX.mp4"         type="video/mp4" media="(max-width: 1280px)">
-      <source src="/2025/assets/videos/HDplus/XX.mp4"     type="video/mp4" media="(max-width: 1600px)">
-      <source src="/2025/assets/videos/FullHD/XX.mp4"     type="video/mp4" media="(max-width: 1920px)">
-      <source src="/2025/assets/videos/1440p/XX.mp4"      type="video/mp4" media="(max-width: 2560px)">
-      <source src="/2025/assets/videos/4K/XX.mp4"         type="video/mp4" media="(min-width: 2561px)">
-
-      Dein Browser unterstützt dieses Videoformat nicht.
-    </video>
-  </div>
-
-
-  <!-- === Hintergrundmusik (optional) === -->
-  <audio id="bgmusic" autoplay loop>
-    <source src="/2025/assets/audio/dayXX_theme.mp3" type="audio/mpeg">
-  </audio>
-
-</section>
\ No newline at end of file