diff --git a/lib/main.dart b/lib/main.dart
index 68e56e1..6b03209 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -74,8 +74,8 @@ class SolianApp extends StatelessWidget {
             Provider(create: (ctx) => SnAttachmentProvider(ctx)),
             Provider(create: (ctx) => UserDirectoryProvider(ctx)),
             ChangeNotifierProvider(create: (ctx) => UserProvider(ctx)),
-            ChangeNotifierProvider(create: (ctx) => NotificationProvider(ctx)),
             ChangeNotifierProvider(create: (ctx) => WebSocketProvider(ctx)),
+            ChangeNotifierProvider(create: (ctx) => NotificationProvider(ctx)),
             ChangeNotifierProvider(create: (ctx) => ChatChannelProvider(ctx)),
           ],
           child: AppMainContent(),
@@ -98,6 +98,7 @@ class AppMainContent extends StatelessWidget {
     context.read<NavigationProvider>();
     context.read<WebSocketProvider>();
     context.read<ChatChannelProvider>();
+    context.read<NotificationProvider>();
 
     final th = context.watch<ThemeProvider>();
 
diff --git a/lib/providers/notification.dart b/lib/providers/notification.dart
index df37211..8475618 100644
--- a/lib/providers/notification.dart
+++ b/lib/providers/notification.dart
@@ -19,6 +19,13 @@ class NotificationProvider extends ChangeNotifier {
     _sn = context.read<SnNetworkProvider>();
     _ua = context.read<UserProvider>();
     _ws = context.read<WebSocketProvider>();
+
+    // Delay to wait user provider ready to use
+    Future.delayed(const Duration(milliseconds: 3000), () async {
+      if (!_ua.isAuthorized) return;
+      log("Registering push notifications...");
+      await registerPushNotifications();
+    });
   }
 
   Future<void> registerPushNotifications() async {
diff --git a/lib/router.dart b/lib/router.dart
index f5d0611..35d5c78 100644
--- a/lib/router.dart
+++ b/lib/router.dart
@@ -1,4 +1,5 @@
 import 'package:animations/animations.dart';
+import 'package:flutter/material.dart';
 import 'package:go_router/go_router.dart';
 import 'package:surface/screens/account.dart';
 import 'package:surface/screens/account/profile_edit.dart';
@@ -64,6 +65,7 @@ final _appRoutes = [
                 return FadeThroughTransition(
                   animation: animation,
                   secondaryAnimation: secondaryAnimation,
+                  fillColor: Colors.transparent,
                   child: AppBackground(isLessOptimization: true, child: child),
                 );
               },
@@ -82,6 +84,7 @@ final _appRoutes = [
                 return FadeThroughTransition(
                   animation: animation,
                   secondaryAnimation: secondaryAnimation,
+                  fillColor: Colors.transparent,
                   child: AppBackground(isLessOptimization: true, child: child),
                 );
               },
@@ -124,6 +127,7 @@ final _appRoutes = [
                 return FadeThroughTransition(
                   animation: animation,
                   secondaryAnimation: secondaryAnimation,
+                  fillColor: Colors.transparent,
                   child: AppBackground(
                     isLessOptimization: true,
                     child: child,
@@ -153,6 +157,7 @@ final _appRoutes = [
                 return FadeThroughTransition(
                   animation: animation,
                   secondaryAnimation: secondaryAnimation,
+                  fillColor: Colors.transparent,
                   child: AppBackground(
                     isLessOptimization: true,
                     child: child,
diff --git a/lib/screens/post/post_detail.dart b/lib/screens/post/post_detail.dart
index 7a7f7c2..8f6d5e6 100644
--- a/lib/screens/post/post_detail.dart
+++ b/lib/screens/post/post_detail.dart
@@ -109,13 +109,11 @@ class _PostDetailScreenState extends State<PostDetailScreen> {
           ),
           if (_data != null)
             SliverToBoxAdapter(
-              child: Container(
-                constraints: const BoxConstraints(maxWidth: 640),
-                child: PostItem(
-                  data: _data!,
-                  showComments: false,
-                ),
-              ).center(),
+              child: PostItem(
+                data: _data!,
+                maxWidth: 640,
+                showComments: false,
+              ),
             ),
           const SliverToBoxAdapter(child: Divider(height: 1)),
           if (_data != null)
diff --git a/lib/widgets/navigation/app_background.dart b/lib/widgets/navigation/app_background.dart
index 2980ea1..1ffcbac 100644
--- a/lib/widgets/navigation/app_background.dart
+++ b/lib/widgets/navigation/app_background.dart
@@ -3,14 +3,17 @@ import 'dart:io';
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:path_provider/path_provider.dart';
+import 'package:responsive_framework/responsive_framework.dart';
 
 class AppBackground extends StatelessWidget {
   final Widget child;
   final bool isLessOptimization;
+  final bool isRoot;
   const AppBackground({
     super.key,
     required this.child,
     this.isLessOptimization = false,
+    this.isRoot = false,
   });
 
   Widget _buildWithBackgroundImage(
@@ -77,16 +80,24 @@ class AppBackground extends StatelessWidget {
         future:
             kIsWeb ? Future.value(null) : getApplicationDocumentsDirectory(),
         builder: (context, snapshot) {
-          if (snapshot.hasData) {
-            final path = '${snapshot.data!.path}/app_background_image';
-            final file = File(path);
-            if (file.existsSync()) {
-              return _buildWithBackgroundImage(context, file, child);
+          if (isRoot ||
+              ResponsiveBreakpoints.of(context).smallerOrEqualTo(MOBILE)) {
+            if (snapshot.hasData) {
+              final path = '${snapshot.data!.path}/app_background_image';
+              final file = File(path);
+              if (file.existsSync()) {
+                return _buildWithBackgroundImage(context, file, child);
+              }
             }
           }
 
+          final backgroundColor =
+              ResponsiveBreakpoints.of(context).largerThan(MOBILE)
+                  ? Colors.transparent
+                  : Theme.of(context).colorScheme.surface;
+
           return Material(
-            color: Theme.of(context).colorScheme.surface,
+            color: backgroundColor,
             child: child,
           );
         },
diff --git a/lib/widgets/navigation/app_scaffold.dart b/lib/widgets/navigation/app_scaffold.dart
index 267516b..dec9e84 100644
--- a/lib/widgets/navigation/app_scaffold.dart
+++ b/lib/widgets/navigation/app_scaffold.dart
@@ -88,6 +88,7 @@ class AppRootScaffold extends StatelessWidget {
           );
 
     return AppBackground(
+      isRoot: true,
       child: Scaffold(
         body: Column(
           children: [