changed color theme to be black and added the ability to enter the amount in the recipient’s currency

frontend/pweb/lib/widgets/sidebar/user.dart

@@ -25,8 +25,9 @@ class UserProfileCard extends StatelessWidget {
   Widget build(BuildContext context) {
     final loc = AppLocalizations.of(context)!;
     bool isSelected = selected == PayoutDestination.settings; 
+    final selectedBackground = theme.colorScheme.surfaceContainerHighest;
     final backgroundColor = isSelected
-        ? theme.colorScheme.primaryContainer
+        ? selectedBackground
         : Colors.transparent;
 
     return Material(