Refactor event management and UI components: Update date handling in EventManagement to format dates for input, enhance EventsSection to display a message when no events are available, and improve styling in multiple components for better layout consistency.

components/ui/BackgroundSection.tsx

@@ -22,7 +22,7 @@ export default function BackgroundSection({
     >
       {/* Background Image */}
       <div
-        className="fixed inset-0 bg-cover bg-center bg-no-repeat"
+        className="fixed inset-0 bg-cover bg-center bg-no-repeat z-0"
         style={{
           backgroundImage: `url('${backgroundImage}')`,
         }}