feat: enhance autumn and snowflakes styles with fixed positioning and full coverage

Jellyfin.Plugin.Seasonals/Web/autumn.css

@@ -1,8 +1,13 @@
 .autumn-container {
   display: block;
+  position: fixed;
+  overflow: hidden;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
   pointer-events: none;
   z-index: 10;
-  overflow: hidden;
 }
 
 .leaf {

Jellyfin.Plugin.Seasonals/Web/snowflakes.css

@@ -1,8 +1,13 @@
 .snowflakes {
   display: block;
+  position: fixed;
+  overflow: hidden;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
   pointer-events: none;
   z-index: 10;
-  overflow: hidden;
 }
 
 .snowflake {

manifest.json

@@ -13,8 +13,8 @@
         "changelog": "- fixed: load config",
         "targetAbi": "10.11.0.0",
         "sourceUrl": "https://git.mahom03-spacecloud.de/CodeDevMLH/Jellyfin-Seasonals-Plugin/releases/download/v1.3.3.0/Jellyfin.Plugin.Seasonals.zip",
-        "checksum": "c2d5f40141d11016656855170ec7257a",
-        "timestamp": "2025-12-17T23:01:27Z"
+        "checksum": "3a671954d29847f41dc91e064e63f125",
+        "timestamp": "2025-12-17T23:20:45Z"
       },
       {
         "version": "1.3.0.0",