diff --git a/lib/main.dart b/lib/main.dart
index 33be5d1..554b4a8 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -54,85 +54,82 @@ class IWannaKnowOWO extends HookWidget {
   @override
   build(context) {
     return Scaffold(
-      body: WindowBorder(
-        color: Colors.white,
-        child: Form(
-          key: formKey,
-          child: n.Row([
-            n.Image.asset("assets/mutsuki.jpg")
-              ..wFull
-              ..maxWidth = 320
-              ..ml = 32,
-            n.Column([
-              "w-would you let me see your card details p-please?".h6..mb = 8,
-              n.TextFormField.label("pass me your card number o-onegai~")
-                ..outlined
-                ..hintText = 'XXXX XXXX XXXX XXXX'
-                ..maxLength = 19
-                ..counterText = ""
-                ..inputFormatters = [
-                  FilteringTextInputFormatter.digitsOnly,
-                  CardNumberFormatter(),
-                ]
-                ..validator = (value) =>
-                    value == null || value.isEmpty || value.length != 19
-                        ? 'card number onegai TwT'
-                        : null,
-              n.TextFormField.label("when does it expire owo")
-                ..outlined
-                ..hintText = 'XX/XX'
-                ..suffix = "MM/YY".n
-                ..maxLength = 5
-                ..counterText = ""
-                ..inputFormatters = [
-                  FilteringTextInputFormatter.digitsOnly,
-                  MonthYearFormatter(),
-                ]
-                ..validator = (value) =>
-                    value == null || value.isEmpty || value.length != 5
-                        ? 'read out the date for me onegai~'
-                        : null,
-              n.TextFormField.label(
-                  "those three numbers on the back...\nwhat do they say? i can't read it :(")
-                ..outlined
-                ..maxLength = 3
-                ..counterText = ""
-                ..suffix = "CVC".n
-                ..validator = (value) =>
-                    value == null || value.isEmpty || value.length != 3
-                        ? 'I can\'t see number sensei... uoh'
-                        : null,
-              n.Button.outlined("arigatou sensei!".n)
-                ..onPressed = () async {
-                  if (formKey.currentState!.validate()) {
-                    final page = await Future.microtask(
-                      () => const ArigatouSensei(),
-                    );
-
-                    // ignore: use_build_context_synchronously
-                    Navigator.of(context).push(
-                      MaterialPageRoute(
-                        builder: (context) => page,
-                      ),
-                    );
-                  }
+      body: Form(
+        key: formKey,
+        child: n.Row([
+          n.Image.asset("assets/mutsuki.jpg")
+            ..wFull
+            ..maxWidth = 320
+            ..ml = 32,
+          n.Column([
+            "w-would you let me see your card details p-please?".h6..mb = 8,
+            n.TextFormField.label("pass me your card number o-onegai~")
+              ..outlined
+              ..hintText = 'XXXX XXXX XXXX XXXX'
+              ..maxLength = 19
+              ..counterText = ""
+              ..inputFormatters = [
+                FilteringTextInputFormatter.digitsOnly,
+                CardNumberFormatter(),
+              ]
+              ..validator = (value) =>
+                  value == null || value.isEmpty || value.length != 19
+                      ? 'card number onegai TwT'
+                      : null,
+            n.TextFormField.label("when does it expire owo")
+              ..outlined
+              ..hintText = 'XX/XX'
+              ..suffix = "MM/YY".n
+              ..maxLength = 5
+              ..counterText = ""
+              ..inputFormatters = [
+                FilteringTextInputFormatter.digitsOnly,
+                MonthYearFormatter(),
+              ]
+              ..validator = (value) =>
+                  value == null || value.isEmpty || value.length != 5
+                      ? 'read out the date for me onegai~'
+                      : null,
+            n.TextFormField.label(
+                "those three numbers on the back...\nwhat do they say? i can't read it :(")
+              ..outlined
+              ..maxLength = 3
+              ..counterText = ""
+              ..suffix = "CVC".n
+              ..validator = (value) =>
+                  value == null || value.isEmpty || value.length != 3
+                      ? 'I can\'t see number sensei... uoh'
+                      : null,
+            n.Button.outlined("arigatou sensei!".n)
+              ..onPressed = () async {
+                if (formKey.currentState!.validate()) {
+                  final page = await Future.microtask(
+                    () => const ArigatouSensei(),
+                  );
+
+                  // ignore: use_build_context_synchronously
+                  Navigator.of(context).push(
+                    MaterialPageRoute(
+                      builder: (context) => page,
+                    ),
+                  );
                 }
-                ..border = BorderSide(color: Colors.blue.shade500)
-                ..py = 20
-                ..wFull
-            ])
-              ..gap = 16
-              ..mr = 32
+              }
+              ..border = BorderSide(color: Colors.blue.shade500)
               ..py = 20
-              ..center
-              ..scrollable
-              ..expanded
+              ..wFull
           ])
+            ..gap = 16
+            ..mr = 32
+            ..py = 20
             ..center
-            ..gap = 32,
-        ).niku
-          ..expanded,
-      ),
+            ..scrollable
+            ..expanded
+        ])
+          ..center
+          ..gap = 32,
+      ).niku
+        ..fullSize,
     );
   }
 }
@@ -165,7 +162,7 @@ class ArigatouSensei extends StatelessWidget {
         ..center
         ..scrollable
         ..n.center
-        ..expanded,
+        ..fullSize,
     );
   }
 }
diff --git a/macos/Runner/MainFlutterWindow.swift b/macos/Runner/MainFlutterWindow.swift
index a5e040a..c9c9c8b 100644
--- a/macos/Runner/MainFlutterWindow.swift
+++ b/macos/Runner/MainFlutterWindow.swift
@@ -4,7 +4,7 @@ import bitsdojo_window_macos
 
 class MainFlutterWindow: BitsdojoWindow {
   override func bitsdojo_window_configure() -> UInt {
-    return BDW_CUSTOM_FRAME | BDW_HIDE_ON_STARTUP
+    return BDW_HIDE_ON_STARTUP
   }
 
   override func awakeFromNib() {