Auto-regenerate PPG datasets webpage

Author: github-actions[bot]

docs/index.html

@@ -62,11 +62,12 @@ <h1 class="text-3xl md:text-4xl font-bold text-gray-800 mb-2 text-center">Photop
 
         <!-- Search and Filter Section (Collapsible Dropdown) -->
         <details class="mb-8 rounded-xl border border-gray-200 bg-white shadow-sm">
-            <summary class="cursor-pointer list-none px-4 py-3 text-2xl font-bold text-gray-800 flex items-center justify-between">
-                <span>Search & Filter</span>
-                <span class="text-sm font-medium text-gray-500">Click to expand/collapse</span>
-                
-                <p class="text-lg text-gray-600">
+            <summary class="cursor-pointer list-none px-4 py-3 text-gray-800">
+                <div class="flex items-center justify-between">
+                    <span class="text-2xl font-bold">Search & Filter</span>
+                    <span class="text-sm font-medium text-gray-500">Click to expand/collapse</span>
+                </div>
+                <p class="text-lg text-gray-600 mt-2">
                     Search for a particular dataset, or filter to narrow down the list.
                 </p>
             </summary>