diff --git a/android/gradle.properties b/android/gradle.properties
index 5a36ab8c92338284725018aa8f109700499c74fd..2aa2a7ba9299223d13e7b0c4ff3bd3f735ebca5e 100644
--- a/android/gradle.properties
+++ b/android/gradle.properties
@@ -1,5 +1,5 @@
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
-app.versionName=1.0.24
-app.versionCode=25
+app.versionName=1.0.25
+app.versionCode=26
diff --git a/assets/skins/default_1.png b/assets/skins/default_1.png
index f70fb48c9e55426dc42d463707921dde73e01fe2..e92d4d663a58024c777b7fb86a25c797dc5a356c 100644
Binary files a/assets/skins/default_1.png and b/assets/skins/default_1.png differ
diff --git a/assets/skins/default_2.png b/assets/skins/default_2.png
index efaa4c31b5369ef7c3cfa8b8780c59baa7cb84a7..e293ba5fab0089cf74ba7da16c582fc7dd19fe1b 100644
Binary files a/assets/skins/default_2.png and b/assets/skins/default_2.png differ
diff --git a/assets/skins/default_3.png b/assets/skins/default_3.png
index f1bc08a740f3730f0e271da822690ce58e76b680..431aeeefa47b2baced4680f5dde8db2a0ce73741 100644
Binary files a/assets/skins/default_3.png and b/assets/skins/default_3.png differ
diff --git a/assets/skins/default_4.png b/assets/skins/default_4.png
index a85d64975b4163738a0eaf0ab8556d3635a57e0a..b2110ad7dfd8399b73ee017726532ad17887afad 100644
Binary files a/assets/skins/default_4.png and b/assets/skins/default_4.png differ
diff --git a/assets/skins/default_5.png b/assets/skins/default_5.png
index 5df1fcacaa34604e4fa2b9a98d2752f759457899..7b3402b9888bec3ebd000a949b4714f8010b1918 100644
Binary files a/assets/skins/default_5.png and b/assets/skins/default_5.png differ
diff --git a/assets/skins/default_6.png b/assets/skins/default_6.png
index e3fce3136d15cf3e3d52defc4c6045afe1a0ddd2..2ee706bc49c5735dc99658d4e5daf4a031b6bfb9 100644
Binary files a/assets/skins/default_6.png and b/assets/skins/default_6.png differ
diff --git a/assets/skins/default_7.png b/assets/skins/default_7.png
index c05d6220224fc47be49dd817f7233ed76809fdf5..af693fafcdb5484ec362083648fbae45d021caf0 100644
Binary files a/assets/skins/default_7.png and b/assets/skins/default_7.png differ
diff --git a/assets/skins/default_8.png b/assets/skins/default_8.png
index 51f88c97d6abed86814077b038e419a2d97fcdb6..6511ecff09e4a8234808a0ab24b33bc7f5591cfa 100644
Binary files a/assets/skins/default_8.png and b/assets/skins/default_8.png differ
diff --git a/assets/skins/default_found.png b/assets/skins/default_found.png
index 5cfd6fdb0dd0ead2245f2aa3f0088675dc913517..ca489181cba1a58025a110ec3b789656a6a9af48 100644
Binary files a/assets/skins/default_found.png and b/assets/skins/default_found.png differ
diff --git a/assets/skins/default_unknown.png b/assets/skins/default_unknown.png
index 7659dce10aaf9741d8287a241c25385b8830b18f..a25fcf5c8f68c96ba07b0a7c24c0d8f3589f13a4 100644
Binary files a/assets/skins/default_unknown.png and b/assets/skins/default_unknown.png differ
diff --git a/assets/ui/button_back.png b/assets/ui/button_back.png
index cc48ffb1dbb653d9a996f139dfbe02969724bfa5..51d7a01d171f7d7f047ecf9dee2d7ceee23b310d 100644
Binary files a/assets/ui/button_back.png and b/assets/ui/button_back.png differ
diff --git a/assets/ui/button_delete_saved_game.png b/assets/ui/button_delete_saved_game.png
index 5e4f217689b11e444b7163557d7e5d68f3bbfe7d..4ca5b749c208c4b7eac2a4b141a1bd918d7cb98f 100644
Binary files a/assets/ui/button_delete_saved_game.png and b/assets/ui/button_delete_saved_game.png differ
diff --git a/assets/ui/button_resume_game.png b/assets/ui/button_resume_game.png
index b2ea0a02d05e42377eb551a4b51428b511a32f5d..2fe433b7d18a39880a14e3f0af18cb75c4ccbaed 100644
Binary files a/assets/ui/button_resume_game.png and b/assets/ui/button_resume_game.png differ
diff --git a/assets/ui/button_start.png b/assets/ui/button_start.png
index 6845e2f5c21598ab61f1684d2075aeec0334bf23..23c7a4f670de19ffac455d6c510c3c53653a048b 100644
Binary files a/assets/ui/button_start.png and b/assets/ui/button_start.png differ
diff --git a/fastlane/metadata/android/en-US/changelogs/26.txt b/fastlane/metadata/android/en-US/changelogs/26.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5482b7fa40ca24a8240ec8e571116215a31f6f61
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/26.txt
@@ -0,0 +1 @@
+Clean / improve / update code and UI.
diff --git a/fastlane/metadata/android/fr-FR/changelogs/26.txt b/fastlane/metadata/android/fr-FR/changelogs/26.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8e88019e5d88c4e6e123ad73c0c1c0dce6e4ff70
--- /dev/null
+++ b/fastlane/metadata/android/fr-FR/changelogs/26.txt
@@ -0,0 +1 @@
+Nettoyage / amélioration / mise à jour de code et de l'interface.
diff --git a/lib/config/default_game_settings.dart b/lib/config/default_game_settings.dart
index 7174df5aad46ab241e6cb117d876c8a91b434601..2737e4731a90f81d909790f4d7d1441dd3f1963a 100644
--- a/lib/config/default_game_settings.dart
+++ b/lib/config/default_game_settings.dart
@@ -25,9 +25,4 @@ class DefaultGameSettings {
     printlog('Did not find any available value for game parameter "$parameterCode".');
     return [];
   }
-
-  // parameters displayed with assets (instead of painter)
-  static List<String> displayedWithAssets = [
-    //
-  ];
 }
diff --git a/lib/config/default_global_settings.dart b/lib/config/default_global_settings.dart
index 9736282da0316a5e9da3974b7f65d22995c5de6e..b44f6871b81f4536dd89425553658531b68e3fa6 100644
--- a/lib/config/default_global_settings.dart
+++ b/lib/config/default_global_settings.dart
@@ -25,9 +25,4 @@ class DefaultGlobalSettings {
     printlog('Did not find any available value for global parameter "$parameterCode".');
     return [];
   }
-
-  // parameters displayed with assets (instead of painter)
-  static List<String> displayedWithAssets = [
-    //
-  ];
 }
diff --git a/lib/ui/helpers/styled_button.dart b/lib/ui/helpers/styled_button.dart
new file mode 100644
index 0000000000000000000000000000000000000000..1798ef22715307929315c6762cae1cfd7cbab8f5
--- /dev/null
+++ b/lib/ui/helpers/styled_button.dart
@@ -0,0 +1,210 @@
+import 'package:auto_size_text/auto_size_text.dart';
+import 'package:flutter/material.dart';
+
+import 'package:memory/utils/color_extensions.dart';
+
+class StyledButton extends StatelessWidget {
+  const StyledButton({
+    super.key,
+    required this.color,
+    required this.onPressed,
+    this.onLongPress,
+    required this.child,
+  });
+
+  final Color color;
+  final VoidCallback? onPressed;
+  final VoidCallback? onLongPress;
+  final Widget child;
+
+  factory StyledButton.text({
+    Key? key,
+    required VoidCallback? onPressed,
+    VoidCallback? onLongPress,
+    required String caption,
+    required Color color,
+  }) {
+    final Widget captionWidget = AutoSizeText(
+      caption,
+      maxLines: 1,
+      style: TextStyle(
+        inherit: true,
+        fontWeight: FontWeight.w900,
+        color: color.darken(60),
+        shadows: [
+          Shadow(
+            blurRadius: 5.0,
+            color: color.lighten(60),
+            offset: const Offset(2, 2),
+          ),
+          Shadow(
+            blurRadius: 5.0,
+            color: color.lighten(60),
+            offset: const Offset(2, -2),
+          ),
+          Shadow(
+            blurRadius: 5.0,
+            color: color.lighten(60),
+            offset: const Offset(-2, 2),
+          ),
+          Shadow(
+            blurRadius: 5.0,
+            color: color.lighten(60),
+            offset: const Offset(-2, -2),
+          ),
+        ],
+      ),
+    );
+
+    return StyledButton(
+      color: color,
+      onPressed: onPressed,
+      onLongPress: onLongPress,
+      child: captionWidget,
+    );
+  }
+
+  factory StyledButton.icon({
+    Key? key,
+    required VoidCallback? onPressed,
+    VoidCallback? onLongPress,
+    required Icon icon,
+    required Color color,
+    required double iconSize,
+  }) {
+    return StyledButton(
+      color: color,
+      onPressed: onPressed,
+      onLongPress: onLongPress,
+      child: Icon(
+        icon.icon,
+        color: icon.color ?? color.darken(60),
+        size: iconSize,
+        shadows: [
+          Shadow(
+            blurRadius: 5.0,
+            color: color.lighten(60),
+            offset: const Offset(2, 2),
+          ),
+          Shadow(
+            blurRadius: 5.0,
+            color: color.lighten(60),
+            offset: const Offset(2, -2),
+          ),
+          Shadow(
+            blurRadius: 5.0,
+            color: color.lighten(60),
+            offset: const Offset(-2, 2),
+          ),
+          Shadow(
+            blurRadius: 5.0,
+            color: color.lighten(60),
+            offset: const Offset(-2, -2),
+          ),
+        ],
+      ),
+    );
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    const double borderWidth = 4;
+    final Color borderColor = color.darken(40);
+    const double borderRadius = 10;
+
+    return Container(
+      margin: const EdgeInsets.all(2),
+      padding: const EdgeInsets.all(2),
+      decoration: BoxDecoration(
+        color: color,
+        border: Border.all(
+          color: borderColor,
+          width: borderWidth,
+        ),
+        borderRadius: BorderRadius.circular(borderRadius),
+      ),
+      child: CustomPaint(
+        painter: StyledButtonPainter(
+          baseColor: color,
+        ),
+        child: MaterialButton(
+          onPressed: onPressed,
+          onLongPress: onLongPress,
+          padding: const EdgeInsets.all(8),
+          materialTapTargetSize: MaterialTapTargetSize.shrinkWrap,
+          minWidth: 40,
+          child: child,
+        ),
+      ),
+    );
+  }
+}
+
+class StyledButtonPainter extends CustomPainter {
+  StyledButtonPainter({
+    required this.baseColor,
+  });
+
+  final Color baseColor;
+
+  @override
+  void paint(Canvas canvas, Size size) {
+    final Color lightColor = baseColor.lighten(20);
+    final Color darkColor = baseColor.darken(20);
+
+    final Paint paint = Paint()..style = PaintingStyle.fill;
+
+    const double cornerRadius = 6;
+
+    Path topPath = Path()
+      ..moveTo(cornerRadius, 0)
+      ..lineTo(size.width - cornerRadius, 0)
+      ..arcToPoint(
+        Offset(size.width, cornerRadius),
+        radius: const Radius.circular(cornerRadius),
+      )
+      ..lineTo(size.width, size.height * .35)
+      ..quadraticBezierTo(
+        size.width * .4,
+        size.height * .1,
+        0,
+        size.height * .3,
+      )
+      ..lineTo(0, cornerRadius)
+      ..arcToPoint(
+        const Offset(cornerRadius, 0),
+        radius: const Radius.circular(cornerRadius),
+      );
+
+    Path bottomPath = Path()
+      ..moveTo(cornerRadius, size.height)
+      ..lineTo(size.width - cornerRadius, size.height)
+      ..arcToPoint(
+        Offset(size.width, size.height - cornerRadius),
+        radius: const Radius.circular(cornerRadius),
+        clockwise: false,
+      )
+      ..lineTo(size.width, size.height * .7)
+      ..quadraticBezierTo(
+        size.width * .6,
+        size.height * .9,
+        0,
+        size.height * .7,
+      )
+      ..lineTo(0, size.height - cornerRadius)
+      ..arcToPoint(
+        Offset(cornerRadius, size.height),
+        radius: const Radius.circular(cornerRadius),
+        clockwise: false,
+      );
+
+    paint.color = lightColor;
+    canvas.drawPath(topPath, paint);
+
+    paint.color = darkColor;
+    canvas.drawPath(bottomPath, paint);
+  }
+
+  @override
+  bool shouldRepaint(CustomPainter oldDelegate) => false;
+}
diff --git a/lib/ui/layouts/parameters_layout.dart b/lib/ui/layouts/parameters_layout.dart
index e3dea0393c82bd040cdc1405b33470caca75033e..339a2e09c89d6f4317c73b52b38e4b80a1e3c3e6 100644
--- a/lib/ui/layouts/parameters_layout.dart
+++ b/lib/ui/layouts/parameters_layout.dart
@@ -5,11 +5,10 @@ import 'package:memory/config/default_game_settings.dart';
 import 'package:memory/config/default_global_settings.dart';
 import 'package:memory/cubit/settings_game_cubit.dart';
 import 'package:memory/cubit/settings_global_cubit.dart';
-import 'package:memory/ui/parameters/parameter_painter.dart';
+import 'package:memory/ui/parameters/parameter_widget.dart';
 import 'package:memory/ui/widgets/actions/button_delete_saved_game.dart';
 import 'package:memory/ui/widgets/actions/button_game_start_new.dart';
 import 'package:memory/ui/widgets/actions/button_resume_saved_game.dart';
-import 'package:memory/ui/parameters/parameter_image.dart';
 
 class ParametersLayout extends StatelessWidget {
   const ParametersLayout({super.key, required this.canResume});
@@ -35,21 +34,27 @@ class ParametersLayout extends StatelessWidget {
       lines.add(SizedBox(height: separatorHeight));
     }
 
-    lines.add(SizedBox(height: separatorHeight));
+    lines.add(Expanded(
+      child: SizedBox(height: separatorHeight),
+    ));
 
     if (canResume == false) {
       // Start new game
-      lines.add(const Expanded(
-        child: StartNewGameButton(),
-      ));
+      lines.add(
+        const AspectRatio(
+          aspectRatio: 3,
+          child: StartNewGameButton(),
+        ),
+      );
     } else {
       // Resume game
-      lines.add(const Expanded(
+      lines.add(const AspectRatio(
+        aspectRatio: 3,
         child: ResumeSavedGameButton(),
       ));
       // Delete saved game
       lines.add(SizedBox.square(
-        dimension: MediaQuery.of(context).size.width / 4,
+        dimension: MediaQuery.of(context).size.width / 5,
         child: const DeleteSavedGameButton(),
       ));
     }
@@ -102,44 +107,26 @@ class ParametersLayout extends StatelessWidget {
                   ? globalSettingsCubit.getParameterValue(code)
                   : gameSettingsCubit.getParameterValue(code);
 
-              final bool isActive = (value == currentValue);
+              final bool isSelected = (value == currentValue);
 
               final double displayWidth = MediaQuery.of(context).size.width;
-              final double itemWidth = displayWidth / availableValues.length - 26;
-
-              final bool displayedWithAssets =
-                  DefaultGlobalSettings.displayedWithAssets.contains(code) ||
-                      DefaultGameSettings.displayedWithAssets.contains(code);
-
-              return TextButton(
-                child: Container(
-                  child: displayedWithAssets
-                      ? SizedBox.square(
-                          dimension: itemWidth,
-                          child: ParameterImage(
-                            code: code,
-                            value: value,
-                            isSelected: isActive,
-                          ),
-                        )
-                      : CustomPaint(
-                          size: Size(itemWidth, itemWidth),
-                          willChange: false,
-                          painter: ParameterPainter(
-                            code: code,
-                            value: value,
-                            isSelected: isActive,
-                            gameSettings: gameSettingsState.settings,
-                            globalSettings: globalSettingsState.settings,
-                          ),
-                          isComplex: true,
-                        ),
+              final double itemWidth = displayWidth / availableValues.length - 4;
+
+              return SizedBox.square(
+                dimension: itemWidth,
+                child: ParameterWidget(
+                  code: code,
+                  value: value,
+                  isSelected: isSelected,
+                  size: itemWidth,
+                  gameSettings: gameSettingsState.settings,
+                  globalSettings: globalSettingsState.settings,
+                  onPressed: () {
+                    isGlobal
+                        ? globalSettingsCubit.setParameterValue(code, value)
+                        : gameSettingsCubit.setParameterValue(code, value);
+                  },
                 ),
-                onPressed: () {
-                  isGlobal
-                      ? globalSettingsCubit.setParameterValue(code, value)
-                      : gameSettingsCubit.setParameterValue(code, value);
-                },
               );
             },
           );
diff --git a/lib/ui/parameters/parameter_image.dart b/lib/ui/parameters/parameter_image.dart
deleted file mode 100644
index fc4b576f85b01158b74548400d11a4d027c57fbe..0000000000000000000000000000000000000000
--- a/lib/ui/parameters/parameter_image.dart
+++ /dev/null
@@ -1,38 +0,0 @@
-import 'package:flutter/material.dart';
-
-class ParameterImage extends StatelessWidget {
-  const ParameterImage({
-    super.key,
-    required this.code,
-    required this.value,
-    required this.isSelected,
-  });
-
-  final String code;
-  final String value;
-  final bool isSelected;
-
-  static const Color buttonBackgroundColor = Colors.white;
-  static const Color buttonBorderColorActive = Colors.blue;
-  static const Color buttonBorderColorInactive = Colors.white;
-  static const double buttonBorderWidth = 8.0;
-  static const double buttonBorderRadius = 8.0;
-
-  @override
-  Widget build(BuildContext context) {
-    return Container(
-      decoration: BoxDecoration(
-        color: buttonBackgroundColor,
-        borderRadius: BorderRadius.circular(buttonBorderRadius),
-        border: Border.all(
-          color: isSelected ? buttonBorderColorActive : buttonBorderColorInactive,
-          width: buttonBorderWidth,
-        ),
-      ),
-      child: Image(
-        image: AssetImage('assets/ui/${code}_$value.png'),
-        fit: BoxFit.fill,
-      ),
-    );
-  }
-}
diff --git a/lib/ui/parameters/parameter_painter.dart b/lib/ui/parameters/parameter_painter.dart
index bbff56abbebd17b61c52dee26ed8ad58e71910ee..37cc69a58d7abb254cf8ec8866593718031566e3 100644
--- a/lib/ui/parameters/parameter_painter.dart
+++ b/lib/ui/parameters/parameter_painter.dart
@@ -10,14 +10,12 @@ class ParameterPainter extends CustomPainter {
   const ParameterPainter({
     required this.code,
     required this.value,
-    required this.isSelected,
     required this.gameSettings,
     required this.globalSettings,
   });
 
   final String code;
   final String value;
-  final bool isSelected;
   final GameSettings gameSettings;
   final GlobalSettings globalSettings;
 
@@ -26,23 +24,11 @@ class ParameterPainter extends CustomPainter {
     // force square
     final double canvasSize = min(size.width, size.height);
 
-    const Color borderColorEnabled = Colors.blue;
-    const Color borderColorDisabled = Colors.white;
-
-    // "enabled/disabled" border
-    final paint = Paint();
-    paint.style = PaintingStyle.stroke;
-    paint.color = isSelected ? borderColorEnabled : borderColorDisabled;
-    paint.strokeJoin = StrokeJoin.round;
-    paint.strokeWidth = 10;
-    canvas.drawRect(
-        Rect.fromPoints(const Offset(0, 0), Offset(canvasSize, canvasSize)), paint);
-
     // content
     switch (code) {
       default:
         printlog('Unknown parameter: $code/$value');
-        paintUnknownParameterItem(value, canvas, canvasSize);
+        paintUnknownParameterItem(canvas, canvasSize);
     }
   }
 
@@ -53,7 +39,6 @@ class ParameterPainter extends CustomPainter {
 
   // "unknown" parameter -> simple block with text
   void paintUnknownParameterItem(
-    final String value,
     final Canvas canvas,
     final double size,
   ) {
@@ -61,12 +46,8 @@ class ParameterPainter extends CustomPainter {
     paint.strokeJoin = StrokeJoin.round;
     paint.strokeWidth = 3;
 
-    paint.color = Colors.grey;
-    paint.style = PaintingStyle.fill;
-    canvas.drawRect(Rect.fromPoints(const Offset(0, 0), Offset(size, size)), paint);
-
     final textSpan = TextSpan(
-      text: '?\n$value',
+      text: '$code\n$value',
       style: const TextStyle(
         color: Colors.black,
         fontSize: 18,
diff --git a/lib/ui/parameters/parameter_widget.dart b/lib/ui/parameters/parameter_widget.dart
new file mode 100644
index 0000000000000000000000000000000000000000..1d4f25e5816cea8fa89d2bdd4c66e9d5c6320689
--- /dev/null
+++ b/lib/ui/parameters/parameter_widget.dart
@@ -0,0 +1,114 @@
+import 'package:flutter/material.dart';
+
+import 'package:memory/config/default_game_settings.dart';
+import 'package:memory/config/default_global_settings.dart';
+import 'package:memory/models/settings/settings_game.dart';
+import 'package:memory/models/settings/settings_global.dart';
+import 'package:memory/ui/helpers/styled_button.dart';
+import 'package:memory/ui/parameters/parameter_painter.dart';
+import 'package:memory/utils/tools.dart';
+
+class ParameterWidget extends StatelessWidget {
+  const ParameterWidget({
+    super.key,
+    required this.code,
+    required this.value,
+    required this.isSelected,
+    required this.size,
+    required this.gameSettings,
+    required this.globalSettings,
+    required this.onPressed,
+  });
+
+  final String code;
+  final String value;
+  final bool isSelected;
+  final double size;
+  final GameSettings gameSettings;
+  final GlobalSettings globalSettings;
+  final VoidCallback onPressed;
+
+  static const Color buttonColorActive = Colors.blue;
+  static const Color buttonColorInactive = Colors.white;
+  static const double buttonBorderWidth = 4.0;
+  static const double buttonBorderRadius = 12.0;
+
+  @override
+  Widget build(BuildContext context) {
+    Widget content = const SizedBox.shrink();
+
+    switch (code) {
+      case DefaultGameSettings.parameterCodeLevel:
+        content = getLevelParameterItem();
+        break;
+      case DefaultGlobalSettings.parameterCodeSkin:
+        content = getSkinParameterItem();
+        break;
+      default:
+        printlog('Unknown parameter: $code/$value');
+        content = getUnknownParameterItem();
+    }
+
+    final Color buttonColor = isSelected ? buttonColorActive : buttonColorInactive;
+
+    return Container(
+      decoration: BoxDecoration(
+        color: buttonColor,
+        borderRadius: BorderRadius.circular(buttonBorderRadius),
+        border: Border.all(
+          color: buttonColor,
+          width: buttonBorderWidth,
+        ),
+      ),
+      child: content,
+    );
+  }
+
+  // "unknown" parameter -> simple block with text
+  Widget getUnknownParameterItem() {
+    return StyledButton.text(
+      caption: '$code / $value',
+      color: Colors.grey,
+      onPressed: null,
+    );
+  }
+
+  Widget getLevelParameterItem() {
+    Color backgroundColor = Colors.grey;
+
+    switch (value) {
+      case DefaultGameSettings.levelValueMedium:
+        backgroundColor = Colors.green;
+        break;
+      default:
+        printlog('Wrong value for level parameter value: $value');
+    }
+
+    return StyledButton(
+      color: backgroundColor,
+      onPressed: onPressed,
+      child: CustomPaint(
+        size: Size(size, size),
+        willChange: false,
+        painter: ParameterPainter(
+          code: code,
+          value: value,
+          gameSettings: gameSettings,
+          globalSettings: globalSettings,
+        ),
+        isComplex: true,
+      ),
+    );
+  }
+
+  Widget getSkinParameterItem() {
+    return StyledButton(
+      color: Colors.green.shade800,
+      onPressed: onPressed,
+      child: Image(
+        image: AssetImage('assets/ui/${DefaultGlobalSettings.parameterCodeSkin}_$value.png'),
+        fit: BoxFit.fill,
+      ),
+    );
+  }
+}
diff --git a/lib/ui/widgets/actions/button_delete_saved_game.dart b/lib/ui/widgets/actions/button_delete_saved_game.dart
index 34255fc3561d63c29f3dab6df123aaf9ee1a654a..4925ad9b25a14317ef47b9e7b8ad9777dad47292 100644
--- a/lib/ui/widgets/actions/button_delete_saved_game.dart
+++ b/lib/ui/widgets/actions/button_delete_saved_game.dart
@@ -2,20 +2,22 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
 import 'package:memory/cubit/game_cubit.dart';
+import 'package:memory/ui/helpers/styled_button.dart';
 
 class DeleteSavedGameButton extends StatelessWidget {
   const DeleteSavedGameButton({super.key});
 
   @override
   Widget build(BuildContext context) {
-    return TextButton(
+    return StyledButton(
+      color: Colors.grey,
+      onPressed: () {
+        BlocProvider.of<GameCubit>(context).deleteSavedGame();
+      },
       child: const Image(
         image: AssetImage('assets/ui/button_delete_saved_game.png'),
         fit: BoxFit.fill,
       ),
-      onPressed: () {
-        BlocProvider.of<GameCubit>(context).deleteSavedGame();
-      },
     );
   }
 }
diff --git a/lib/ui/widgets/actions/button_game_quit.dart b/lib/ui/widgets/actions/button_game_quit.dart
index fd33ec09bc3cf41885e045481d5be54b3cea518f..c6231f1d4d8da52b9b2a63ea6b0982caa3728399 100644
--- a/lib/ui/widgets/actions/button_game_quit.dart
+++ b/lib/ui/widgets/actions/button_game_quit.dart
@@ -2,20 +2,22 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
 import 'package:memory/cubit/game_cubit.dart';
+import 'package:memory/ui/helpers/styled_button.dart';
 
 class QuitGameButton extends StatelessWidget {
   const QuitGameButton({super.key});
 
   @override
   Widget build(BuildContext context) {
-    return ElevatedButton(
+    return StyledButton(
+      color: Colors.red,
+      onPressed: () {
+        BlocProvider.of<GameCubit>(context).quitGame();
+      },
       child: const Image(
         image: AssetImage('assets/ui/button_back.png'),
         fit: BoxFit.fill,
       ),
-      onPressed: () {
-        BlocProvider.of<GameCubit>(context).quitGame();
-      },
     );
   }
 }
diff --git a/lib/ui/widgets/actions/button_game_start_new.dart b/lib/ui/widgets/actions/button_game_start_new.dart
index db7acc67129b6ffd6a4568ac37979da66939efca..9429850867c26005ae548ade2e2fe4d9b550abfd 100644
--- a/lib/ui/widgets/actions/button_game_start_new.dart
+++ b/lib/ui/widgets/actions/button_game_start_new.dart
@@ -4,6 +4,7 @@ import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:memory/cubit/game_cubit.dart';
 import 'package:memory/cubit/settings_game_cubit.dart';
 import 'package:memory/cubit/settings_global_cubit.dart';
+import 'package:memory/ui/helpers/styled_button.dart';
 
 class StartNewGameButton extends StatelessWidget {
   const StartNewGameButton({super.key});
@@ -14,17 +15,18 @@ class StartNewGameButton extends StatelessWidget {
       builder: (BuildContext context, GameSettingsState gameSettingsState) {
         return BlocBuilder<GlobalSettingsCubit, GlobalSettingsState>(
           builder: (BuildContext context, GlobalSettingsState globalSettingsState) {
-            return TextButton(
-              child: const Image(
-                image: AssetImage('assets/ui/button_start.png'),
-                fit: BoxFit.fill,
-              ),
+            return StyledButton(
+              color: Colors.blue,
               onPressed: () {
                 BlocProvider.of<GameCubit>(context).startNewGame(
                   gameSettings: gameSettingsState.settings,
                   globalSettings: globalSettingsState.settings,
                 );
               },
+              child: const Image(
+                image: AssetImage('assets/ui/button_start.png'),
+                fit: BoxFit.fill,
+              ),
             );
           },
         );
diff --git a/lib/ui/widgets/actions/button_resume_saved_game.dart b/lib/ui/widgets/actions/button_resume_saved_game.dart
index 69c13b32ec79fea30117029dd32547cb4645f912..f571db6b2f734a94ea7a2825b62369d931e6c088 100644
--- a/lib/ui/widgets/actions/button_resume_saved_game.dart
+++ b/lib/ui/widgets/actions/button_resume_saved_game.dart
@@ -2,20 +2,22 @@ import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
 import 'package:memory/cubit/game_cubit.dart';
+import 'package:memory/ui/helpers/styled_button.dart';
 
 class ResumeSavedGameButton extends StatelessWidget {
   const ResumeSavedGameButton({super.key});
 
   @override
   Widget build(BuildContext context) {
-    return TextButton(
+    return StyledButton(
+      color: Colors.blue,
+      onPressed: () {
+        BlocProvider.of<GameCubit>(context).resumeSavedGame();
+      },
       child: const Image(
         image: AssetImage('assets/ui/button_resume_game.png'),
         fit: BoxFit.fill,
       ),
-      onPressed: () {
-        BlocProvider.of<GameCubit>(context).resumeSavedGame();
-      },
     );
   }
 }
diff --git a/lib/ui/widgets/game/game_end.dart b/lib/ui/widgets/game/game_end.dart
index 2792ac29d29c95bef52e7fdac102ab86b9ae3b7c..f01f61ed92c073582c97a219785ead7798c32d62 100644
--- a/lib/ui/widgets/game/game_end.dart
+++ b/lib/ui/widgets/game/game_end.dart
@@ -25,6 +25,7 @@ class GameEndWidget extends StatelessWidget {
           padding: const EdgeInsets.all(2),
           child: Table(
             defaultColumnWidth: const IntrinsicColumnWidth(),
+            defaultVerticalAlignment: TableCellVerticalAlignment.bottom,
             children: [
               TableRow(
                 children: [
diff --git a/lib/ui/widgets/global_app_bar.dart b/lib/ui/widgets/global_app_bar.dart
index 80bea7319d88e844c0d0c54f1c515ee4cfe714d4..8340c6a1f018788640c257e606533ca907a77fef 100644
--- a/lib/ui/widgets/global_app_bar.dart
+++ b/lib/ui/widgets/global_app_bar.dart
@@ -6,6 +6,7 @@ import 'package:memory/cubit/game_cubit.dart';
 import 'package:memory/cubit/nav_cubit.dart';
 import 'package:memory/models/game/game.dart';
 import 'package:memory/ui/helpers/app_titles.dart';
+import 'package:memory/ui/helpers/styled_button.dart';
 
 class GlobalAppBar extends StatelessWidget implements PreferredSizeWidget {
   const GlobalAppBar({super.key});
@@ -21,16 +22,16 @@ class GlobalAppBar extends StatelessWidget implements PreferredSizeWidget {
             final List<Widget> menuActions = [];
 
             if (currentGame.isRunning && !currentGame.isFinished) {
-              menuActions.add(TextButton(
+              menuActions.add(StyledButton(
+                color: Colors.red,
+                onPressed: () {},
+                onLongPress: () {
+                  BlocProvider.of<GameCubit>(context).quitGame();
+                },
                 child: const Image(
                   image: AssetImage('assets/ui/button_back.png'),
                   fit: BoxFit.fill,
                 ),
-                onPressed: () {},
-                onLongPress: () {
-                  final GameCubit gameCubit = BlocProvider.of<GameCubit>(context);
-                  gameCubit.quitGame();
-                },
               ));
             } else {
               if (pageIndex == Menu.indexGame) {
diff --git a/lib/utils/color_extensions.dart b/lib/utils/color_extensions.dart
new file mode 100644
index 0000000000000000000000000000000000000000..4e55e338f0d3ed98b233d1ef887b7b3e17e29d97
--- /dev/null
+++ b/lib/utils/color_extensions.dart
@@ -0,0 +1,33 @@
+import 'dart:ui';
+
+extension ColorExtension on Color {
+  Color darken([int percent = 40]) {
+    assert(1 <= percent && percent <= 100);
+    final value = 1 - percent / 100;
+    return Color.fromARGB(
+      alpha,
+      (red * value).round(),
+      (green * value).round(),
+      (blue * value).round(),
+    );
+  }
+
+  Color lighten([int percent = 40]) {
+    assert(1 <= percent && percent <= 100);
+    final value = percent / 100;
+    return Color.fromARGB(
+      alpha,
+      (red + ((255 - red) * value)).round(),
+      (green + ((255 - green) * value)).round(),
+      (blue + ((255 - blue) * value)).round(),
+    );
+  }
+
+  Color avg(Color other) {
+    final red = (this.red + other.red) ~/ 2;
+    final green = (this.green + other.green) ~/ 2;
+    final blue = (this.blue + other.blue) ~/ 2;
+    final alpha = (this.alpha + other.alpha) ~/ 2;
+    return Color.fromARGB(alpha, red, green, blue);
+  }
+}
diff --git a/pubspec.lock b/pubspec.lock
index 06b3c37b49a03ed4ad9af4eb9a25c9d7d53bdc59..229631c1f86719287b9acdfad6debc0e9f46254d 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -17,6 +17,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.11.0"
+  auto_size_text:
+    dependency: "direct main"
+    description:
+      name: auto_size_text
+      sha256: "3f5261cd3fb5f2a9ab4e2fc3fba84fd9fcaac8821f20a1d4e71f557521b22599"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.0"
   bloc:
     dependency: transitive
     description:
@@ -57,14 +65,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.0.5"
-  cupertino_icons:
-    dependency: "direct main"
-    description:
-      name: cupertino_icons
-      sha256: ba631d1c7f7bef6b729a622b7b752645a2d076dba9976925b8f25725a30e1ee6
-      url: "https://pub.dev"
-    source: hosted
-    version: "1.0.8"
   easy_localization:
     dependency: "direct main"
     description:
@@ -101,10 +101,10 @@ packages:
     dependency: transitive
     description:
       name: file
-      sha256: "5fc22d7c25582e38ad9a8515372cd9a93834027aacf1801cf01164dac0ffa08c"
+      sha256: a3b4f84adafef897088c160faf7dfffb7696046cb13ae90b508c2cbc95d3b8d4
       url: "https://pub.dev"
     source: hosted
-    version: "7.0.0"
+    version: "7.0.1"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -122,10 +122,10 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: "3f41d009ba7172d5ff9be5f6e6e6abb4300e263aab8866d2a0842ed2a70f8f0c"
+      sha256: "5398f14efa795ffb7a33e9b6a08798b26a180edac4ad7db3f231e40f82ce11e1"
       url: "https://pub.dev"
     source: hosted
-    version: "4.0.0"
+    version: "5.0.0"
   flutter_localizations:
     dependency: transitive
     description: flutter
@@ -180,10 +180,10 @@ packages:
     dependency: transitive
     description:
       name: lints
-      sha256: "976c774dd944a42e83e2467f4cc670daef7eed6295b10b36ae8c85bcbf828235"
+      sha256: "3315600f3fb3b135be672bf4a178c55f274bebe368325ae18462c89ac1e3b413"
       url: "https://pub.dev"
     source: hosted
-    version: "4.0.0"
+    version: "5.0.0"
   material_color_utilities:
     dependency: transitive
     description:
@@ -212,10 +212,10 @@ packages:
     dependency: "direct main"
     description:
       name: package_info_plus
-      sha256: a75164ade98cb7d24cfd0a13c6408927c6b217fa60dee5a7ff5c116a58f28918
+      sha256: "894f37107424311bdae3e476552229476777b8752c5a2a2369c0cb9a2d5442ef"
       url: "https://pub.dev"
     source: hosted
-    version: "8.0.2"
+    version: "8.0.3"
   package_info_plus_platform_interface:
     dependency: transitive
     description:
@@ -244,10 +244,10 @@ packages:
     dependency: transitive
     description:
       name: path_provider_android
-      sha256: "6f01f8e37ec30b07bc424b4deabac37cacb1bc7e2e515ad74486039918a37eb7"
+      sha256: c464428172cb986b758c6d1724c603097febb8fb855aa265aeecc9280c294d4a
       url: "https://pub.dev"
     source: hosted
-    version: "2.2.10"
+    version: "2.2.12"
   path_provider_foundation:
     dependency: transitive
     description:
@@ -316,18 +316,18 @@ packages:
     dependency: transitive
     description:
       name: shared_preferences_android
-      sha256: a7e8467e9181cef109f601e3f65765685786c1a738a83d7fbbde377589c0d974
+      sha256: "3b9febd815c9ca29c9e3520d50ec32f49157711e143b7a4ca039eb87e8ade5ab"
       url: "https://pub.dev"
     source: hosted
-    version: "2.3.1"
+    version: "2.3.3"
   shared_preferences_foundation:
     dependency: transitive
     description:
       name: shared_preferences_foundation
-      sha256: c4b35f6cb8f63c147312c054ce7c2254c8066745125264f0c88739c417fc9d9f
+      sha256: "07e050c7cd39bad516f8d64c455f04508d09df104be326d8c02551590a0d513d"
       url: "https://pub.dev"
     source: hosted
-    version: "2.5.2"
+    version: "2.5.3"
   shared_preferences_linux:
     dependency: transitive
     description:
@@ -385,10 +385,10 @@ packages:
     dependency: transitive
     description:
       name: synchronized
-      sha256: a824e842b8a054f91a728b783c177c1e4731f6b124f9192468457a8913371255
+      sha256: "69fe30f3a8b04a0be0c15ae6490fc859a78ef4c43ae2dd5e8a623d45bfcf9225"
       url: "https://pub.dev"
     source: hosted
-    version: "3.2.0"
+    version: "3.3.0+3"
   term_glyph:
     dependency: transitive
     description:
@@ -409,10 +409,10 @@ packages:
     dependency: "direct main"
     description:
       name: unicons
-      sha256: "1cca7462df18ff191b7e41b52f747d08854916531d1d7ab7cec0552095995206"
+      sha256: f3eab9d87c226415ef857cfd2167e1d12ad81ea1f5783b46cf644224fea4eab7
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.2"
+    version: "3.0.0"
   vector_math:
     dependency: transitive
     description:
@@ -425,26 +425,26 @@ packages:
     dependency: transitive
     description:
       name: web
-      sha256: d43c1d6b787bf0afad444700ae7f4db8827f701bc61c255ac8d328c6f4d52062
+      sha256: cd3543bd5798f6ad290ea73d210f423502e71900302dde696f8bff84bf89a1cb
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.0"
+    version: "1.1.0"
   win32:
     dependency: transitive
     description:
       name: win32
-      sha256: "68d1e89a91ed61ad9c370f9f8b6effed9ae5e0ede22a270bdfa6daf79fc2290a"
+      sha256: "4d45dc9069dba4619dc0ebd93c7cec5e66d8482cb625a370ac806dcc8165f2ec"
       url: "https://pub.dev"
     source: hosted
-    version: "5.5.4"
+    version: "5.5.5"
   xdg_directories:
     dependency: transitive
     description:
       name: xdg_directories
-      sha256: faea9dee56b520b55a566385b84f2e8de55e7496104adada9962e0bd11bcff1d
+      sha256: "7a3f37b05d989967cdddcbb571f1ea834867ae2faa29725fd085180e0883aa15"
       url: "https://pub.dev"
     source: hosted
-    version: "1.0.4"
+    version: "1.1.0"
 sdks:
   dart: ">=3.5.0 <4.0.0"
-  flutter: ">=3.22.0"
+  flutter: ">=3.24.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index 5aed35a13cc8474182bc2cc56401d612449f9afc..48cbb36de7f7f7289844c8ff7b01c89f43633dd5 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -3,7 +3,7 @@ description: A simple and classic memory game.
 
 publish_to: "none"
 
-version: 1.0.24+25
+version: 1.0.25+26
 
 environment:
   sdk: "^3.0.0"
@@ -13,6 +13,7 @@ dependencies:
     sdk: flutter
 
   # base
+  auto_size_text: ^3.0.0
   easy_localization: ^3.0.1
   equatable: ^2.0.5
   flutter_bloc: ^8.1.1
@@ -20,23 +21,20 @@ dependencies:
   hydrated_bloc: ^9.0.0
   package_info_plus: ^8.0.0
   path_provider: ^2.0.11
-  unicons: ^2.1.1
-
-  # to remove
-  cupertino_icons: ^1.0.6
+  unicons: ^3.0.0
 
   # specific
   # (none)
 
 dev_dependencies:
-  flutter_lints: ^4.0.0
+  flutter_lints: ^5.0.0
 
 flutter:
   uses-material-design: true
   assets:
     - assets/skins/
-    - assets/ui/
     - assets/translations/
+    - assets/ui/
 
   fonts:
     - family: Nunito
@@ -49,4 +47,3 @@ flutter:
           weight: 400
         - asset: assets/fonts/Nunito-Light.ttf
           weight: 300
-
diff --git a/resources/app/build_application_resources.sh b/resources/app/build_application_resources.sh
index 6d67b8f4f9eca701d1aed7331ef41dfb0bd44f20..1ace90d0e0029bf1704122d2b60bced59d5ed348 100755
--- a/resources/app/build_application_resources.sh
+++ b/resources/app/build_application_resources.sh
@@ -1,9 +1,18 @@
 #! /bin/bash
 
 # Check dependencies
-command -v inkscape >/dev/null 2>&1 || { echo >&2 "I require inkscape but it's not installed. Aborting."; exit 1; }
-command -v scour >/dev/null 2>&1 || { echo >&2 "I require scour but it's not installed. Aborting."; exit 1; }
-command -v optipng >/dev/null 2>&1 || { echo >&2 "I require optipng but it's not installed. Aborting."; exit 1; }
+command -v inkscape >/dev/null 2>&1 || {
+  echo >&2 "I require inkscape but it's not installed. Aborting."
+  exit 1
+}
+command -v scour >/dev/null 2>&1 || {
+  echo >&2 "I require scour but it's not installed. Aborting."
+  exit 1
+}
+command -v optipng >/dev/null 2>&1 || {
+  echo >&2 "I require optipng but it's not installed. Aborting."
+  exit 1
+}
 
 CURRENT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
 BASE_DIR="$(dirname "$(dirname "${CURRENT_DIR}")")"
@@ -31,14 +40,14 @@ function optimize_svg() {
 
   cp ${SVG} ${SVG}.tmp
   scour \
-      --remove-descriptive-elements \
-      --enable-id-stripping \
-      --enable-viewboxing \
-      --enable-comment-stripping \
-      --nindent=4 \
-      --quiet \
-      -i ${SVG}.tmp \
-      -o ${SVG}
+    --remove-descriptive-elements \
+    --enable-id-stripping \
+    --enable-viewboxing \
+    --enable-comment-stripping \
+    --nindent=4 \
+    --quiet \
+    -i ${SVG}.tmp \
+    -o ${SVG}
   rm ${SVG}.tmp
 }
 
@@ -57,10 +66,10 @@ function build_application_icon() {
   TARGET_PNG="${TARGET}.png"
 
   inkscape \
-      --export-width=${ICON_SIZE} \
-      --export-height=${ICON_SIZE} \
-      --export-filename=${TARGET_PNG} \
-      ${SOURCE_ICON}
+    --export-width=${ICON_SIZE} \
+    --export-height=${ICON_SIZE} \
+    --export-filename=${TARGET_PNG} \
+    ${SOURCE_ICON}
 
   optipng ${OPTIPNG_OPTIONS} ${TARGET_PNG}
 }
@@ -76,10 +85,10 @@ function build_fastlane_image() {
   TARGET_PNG="${TARGET}.png"
 
   inkscape \
-      --export-width=${WIDTH} \
-      --export-height=${HEIGHT} \
-      --export-filename=${TARGET_PNG} \
-      ${SOURCE_FASTLANE}
+    --export-width=${WIDTH} \
+    --export-height=${HEIGHT} \
+    --export-filename=${TARGET_PNG} \
+    ${SOURCE_FASTLANE}
 
   optipng ${OPTIPNG_OPTIONS} ${TARGET_PNG}
 }
@@ -94,24 +103,24 @@ function build_launch_image() {
   TARGET_PNG="${TARGET}.png"
 
   inkscape \
-      --export-width=${ICON_SIZE} \
-      --export-height=${ICON_SIZE} \
-      --export-filename=${TARGET_PNG} \
-      ${SOURCE_LAUNCH_IMAGE}
+    --export-width=${ICON_SIZE} \
+    --export-height=${ICON_SIZE} \
+    --export-filename=${TARGET_PNG} \
+    ${SOURCE_LAUNCH_IMAGE}
 
   optipng ${OPTIPNG_OPTIONS} ${TARGET_PNG}
 }
 
-build_application_icon  72 ${BASE_DIR}/android/app/src/main/res/mipmap-hdpi/ic_launcher
-build_application_icon  48 ${BASE_DIR}/android/app/src/main/res/mipmap-mdpi/ic_launcher
-build_application_icon  96 ${BASE_DIR}/android/app/src/main/res/mipmap-xhdpi/ic_launcher
+build_application_icon 72 ${BASE_DIR}/android/app/src/main/res/mipmap-hdpi/ic_launcher
+build_application_icon 48 ${BASE_DIR}/android/app/src/main/res/mipmap-mdpi/ic_launcher
+build_application_icon 96 ${BASE_DIR}/android/app/src/main/res/mipmap-xhdpi/ic_launcher
 build_application_icon 144 ${BASE_DIR}/android/app/src/main/res/mipmap-xxhdpi/ic_launcher
 build_application_icon 192 ${BASE_DIR}/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher
 build_application_icon 512 ${BASE_DIR}/fastlane/metadata/android/en-US/images/icon
 
-build_launch_image  72 ${BASE_DIR}/android/app/src/main/res/mipmap-hdpi/launch_image
-build_launch_image  48 ${BASE_DIR}/android/app/src/main/res/mipmap-mdpi/launch_image
-build_launch_image  96 ${BASE_DIR}/android/app/src/main/res/mipmap-xhdpi/launch_image
+build_launch_image 72 ${BASE_DIR}/android/app/src/main/res/mipmap-hdpi/launch_image
+build_launch_image 48 ${BASE_DIR}/android/app/src/main/res/mipmap-mdpi/launch_image
+build_launch_image 96 ${BASE_DIR}/android/app/src/main/res/mipmap-xhdpi/launch_image
 build_launch_image 144 ${BASE_DIR}/android/app/src/main/res/mipmap-xxhdpi/launch_image
 build_launch_image 192 ${BASE_DIR}/android/app/src/main/res/mipmap-xxxhdpi/launch_image
 
diff --git a/resources/build_resources.sh b/resources/build_resources.sh
index 659697a1c043cfe1c7654635cfaec3e4a0ff8a1a..774953c5b885aae73f710aaa9d8b55a0d8dcc2c0 100755
--- a/resources/build_resources.sh
+++ b/resources/build_resources.sh
@@ -4,4 +4,3 @@ CURRENT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
 
 ${CURRENT_DIR}/app/build_application_resources.sh
 ${CURRENT_DIR}/ui/build_ui_resources.sh
-
diff --git a/resources/ui/build_ui_resources.sh b/resources/ui/build_ui_resources.sh
index 2375593637ee4aa2198bceffffa4ba668358dc05..f6c3f33201ae81b1f43cf677bb76c91e04727f33 100755
--- a/resources/ui/build_ui_resources.sh
+++ b/resources/ui/build_ui_resources.sh
@@ -1,9 +1,18 @@
 #! /bin/bash
 
 # Check dependencies
-command -v inkscape >/dev/null 2>&1 || { echo >&2 "I require inkscape but it's not installed. Aborting."; exit 1; }
-command -v scour >/dev/null 2>&1 || { echo >&2 "I require scour but it's not installed. Aborting."; exit 1; }
-command -v optipng >/dev/null 2>&1 || { echo >&2 "I require optipng but it's not installed. Aborting."; exit 1; }
+command -v inkscape >/dev/null 2>&1 || {
+  echo >&2 "I require inkscape but it's not installed. Aborting."
+  exit 1
+}
+command -v scour >/dev/null 2>&1 || {
+  echo >&2 "I require scour but it's not installed. Aborting."
+  exit 1
+}
+command -v optipng >/dev/null 2>&1 || {
+  echo >&2 "I require optipng but it's not installed. Aborting."
+  exit 1
+}
 
 CURRENT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
 BASE_DIR="$(dirname "$(dirname "${CURRENT_DIR}")")"
@@ -44,14 +53,14 @@ function optimize_svg() {
 
   cp ${SOURCE} ${SOURCE}.tmp
   scour \
-      --remove-descriptive-elements \
-      --enable-id-stripping \
-      --enable-viewboxing \
-      --enable-comment-stripping \
-      --nindent=4 \
-      --quiet \
-      -i ${SOURCE}.tmp \
-      -o ${SOURCE}
+    --remove-descriptive-elements \
+    --enable-id-stripping \
+    --enable-viewboxing \
+    --enable-comment-stripping \
+    --nindent=4 \
+    --quiet \
+    -i ${SOURCE}.tmp \
+    -o ${SOURCE}
   rm ${SOURCE}.tmp
 }
 
@@ -72,10 +81,10 @@ function build_svg_image() {
   mkdir -p "$(dirname "${TARGET}")"
 
   inkscape \
-      --export-width=${IMAGE_SIZE} \
-      --export-height=${IMAGE_SIZE} \
-      --export-filename=${TARGET} \
-      "${SOURCE}"
+    --export-width=${IMAGE_SIZE} \
+    --export-height=${IMAGE_SIZE} \
+    --export-filename=${TARGET} \
+    "${SOURCE}"
 
   optipng ${OPTIPNG_OPTIONS} "${TARGET}"
 }
@@ -103,12 +112,10 @@ function build_images_for_skin() {
   SKIN_CODE="$1"
 
   # skin images
-  for SKIN_SVG_IMAGE in ${SKIN_SVG_IMAGES}
-  do
+  for SKIN_SVG_IMAGE in ${SKIN_SVG_IMAGES}; do
     build_svg_image ${CURRENT_DIR}/skins/${SKIN_CODE}/${SKIN_SVG_IMAGE}.svg ${ASSETS_DIR}/skins/${SKIN_CODE}_${SKIN_SVG_IMAGE}.png
   done
-  for SKIN_PNG_IMAGE in ${SKIN_PNG_IMAGES}
-  do
+  for SKIN_PNG_IMAGE in ${SKIN_PNG_IMAGES}; do
     build_png_image ${CURRENT_DIR}/skins/${SKIN_CODE}/${SKIN_PNG_IMAGE}.png ${ASSETS_DIR}/skins/${SKIN_CODE}_${SKIN_PNG_IMAGE}.png
   done
 }
@@ -124,18 +131,14 @@ if [ -d "${ASSETS_DIR}/skins" ]; then
 fi
 
 # build game images
-for GAME_SVG_IMAGE in ${AVAILABLE_GAME_SVG_IMAGES}
-do
+for GAME_SVG_IMAGE in ${AVAILABLE_GAME_SVG_IMAGES}; do
   build_svg_image ${CURRENT_DIR}/images/${GAME_SVG_IMAGE}.svg ${ASSETS_DIR}/ui/${GAME_SVG_IMAGE}.png
 done
-for GAME_PNG_IMAGE in ${AVAILABLE_GAME_PNG_IMAGES}
-do
+for GAME_PNG_IMAGE in ${AVAILABLE_GAME_PNG_IMAGES}; do
   build_png_image ${CURRENT_DIR}/images/${GAME_PNG_IMAGE}.png ${ASSETS_DIR}/ui/${GAME_PNG_IMAGE}.png
 done
 
 # build skins images
-for SKIN in ${AVAILABLE_SKINS}
-do
+for SKIN in ${AVAILABLE_SKINS}; do
   build_images_for_skin "${SKIN}"
 done
-
diff --git a/resources/ui/images/button_back.svg b/resources/ui/images/button_back.svg
index 2622a578dba53ce582afabfc587c2a85a1fb6eaa..018d8b734d2932028fbfce1643c4e888ff1b45b1 100644
--- a/resources/ui/images/button_back.svg
+++ b/resources/ui/images/button_back.svg
@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 93.665 93.676" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x=".44662" y=".89101" width="92.772" height="91.894" ry="11.689" fill="#e41578" stroke="#fff" stroke-width=".238"/><path d="m59.387 71.362c1.1248 1.1302 4.0012 1.1302 4.0012 0v-45.921c0-1.1316-2.8832-1.1316-4.0121 0l-37.693 20.918c-1.1289 1.1248-1.1479 2.9551-0.02171 4.084z" fill="#fefeff" stroke="#930e4e" stroke-linecap="round" stroke-linejoin="round" stroke-width="8.257"/><path d="m57.857 68.048c0.96243 0.96706 3.4236 0.96706 3.4236 0v-39.292c0-0.96825-2.467-0.96825-3.4329 0l-32.252 17.898c-0.96594 0.96243-0.9822 2.5285-0.01858 3.4945z" fill="#fefeff" stroke="#feffff" stroke-linecap="round" stroke-linejoin="round" stroke-width="4.314"/></svg>
+<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 93.665 93.676" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><path transform="matrix(1.3783 .61747 -.61747 1.3783 45.198 93.762)" d="m11.645-14.603-44.77-4.6003 26.369-36.472z" fill="#fff" stroke="#950e4f" stroke-linecap="round" stroke-linejoin="round" stroke-width="7.2832"/></svg>
diff --git a/resources/ui/images/button_delete_saved_game.svg b/resources/ui/images/button_delete_saved_game.svg
index ac7eefef476f761903fe781b8c86d0c94323550a..c3f872e434052a6b4e7036b530ced8e6233508e4 100644
--- a/resources/ui/images/button_delete_saved_game.svg
+++ b/resources/ui/images/button_delete_saved_game.svg
@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 93.665 93.676" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x=".44662" y=".89101" width="92.772" height="91.894" ry="11.689" fill="#ee7d49" stroke="#fff" stroke-width=".238"/><path d="m61.07 35.601-1.7399 27.837c-0.13442 2.1535-1.9205 3.8312-4.0781 3.8312h-16.84c-2.1576 0-3.9437-1.6777-4.0781-3.8312l-1.7399-27.837h-2.6176c-0.84621 0-1.5323-0.68613-1.5323-1.5323 0-0.84655 0.68613-1.5323 1.5323-1.5323h33.711c0.84621 0 1.5323 0.68578 1.5323 1.5323 0 0.84621-0.68613 1.5323-1.5323 1.5323zm-3.2617 0h-21.953l1.4715 26.674c0.05985 1.0829 0.95531 1.9305 2.0403 1.9305h14.929c1.085 0 1.9804-0.84757 2.0403-1.9305zm-10.977 3.0647c0.78977 0 1.4301 0.6403 1.4301 1.4301v19.614c0 0.78977-0.6403 1.4301-1.4301 1.4301s-1.4301-0.6403-1.4301-1.4301v-19.614c0-0.78977 0.6403-1.4301 1.4301-1.4301zm-6.1293 0c0.80004 0 1.4588 0.62935 1.495 1.4286l0.89647 19.719c0.03182 0.70016-0.50998 1.2933-1.2101 1.3255-0.01915 7.02e-4 -0.03831 1e-3 -0.05781 1e-3 -0.74462 0-1.3596-0.58215-1.4003-1.3261l-1.0757-19.719c-0.0407-0.74701 0.53188-1.3852 1.2786-1.4259 0.02462-0.0014 0.04926-2e-3 0.07388-2e-3zm12.259 0c0.74804 0 1.3541 0.60609 1.3541 1.3541 0 0.02462-3.28e-4 0.04926-0.0017 0.07388l-1.0703 19.618c-0.04379 0.80106-0.70597 1.4281-1.5081 1.4281-0.74804 0-1.3541-0.60609-1.3541-1.3541 0-0.02462 3.49e-4 -0.04925 0.0017-0.07388l1.0703-19.618c0.04379-0.80106 0.70597-1.4281 1.5081-1.4281zm-10.216-12.259h8.1728c2.2567 0 4.086 1.8293 4.086 4.086v2.0433h-16.344v-2.0433c0-2.2567 1.8293-4.086 4.086-4.086zm0.20453 3.0647c-0.67725 0-1.2259 0.54863-1.2259 1.2259v1.8388h10.215v-1.8388c0-0.67725-0.54863-1.2259-1.2259-1.2259z" fill="#fff" fill-rule="evenodd" stroke="#bd4812" stroke-width=".75383"/></svg>
+<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 93.665 93.676" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><path d="m76.652 23.303-3.6441 58.302c-0.28153 4.5103-4.0223 8.0241-8.5413 8.0241h-35.27c-4.5189 0-8.2598-3.5138-8.5413-8.0241l-3.6441-58.302h-5.4824c-1.7723 0-3.2093-1.437-3.2093-3.2093 0-1.773 1.437-3.2093 3.2093-3.2093h70.605c1.7723 0 3.2093 1.4363 3.2093 3.2093 0 1.7723-1.437 3.2093-3.2093 3.2093zm-6.8314 0h-45.979l3.0819 55.867c0.12535 2.268 2.0008 4.0433 4.2732 4.0433h31.268c2.2724 0 4.1478-1.7752 4.2732-4.0433zm-22.99 6.4188c1.6541 0 2.9952 1.3411 2.9952 2.9952v41.08c0 1.6541-1.3411 2.9952-2.9952 2.9952-1.6542 0-2.9952-1.3411-2.9952-2.9952v-41.08c0-1.6541 1.3411-2.9952 2.9952-2.9952zm-12.837 0c1.6756 0 3.0553 1.3181 3.1312 2.9921l1.8776 41.3c0.06665 1.4664-1.0681 2.7087-2.5345 2.7762-0.04011 0.0015-0.08024 0.0021-0.12108 0.0021-1.5595 0-2.8476-1.2193-2.9328-2.7774l-2.253-41.3c-0.08524-1.5646 1.114-2.9012 2.6779-2.9864 0.05157-0.0029 0.10317-0.0042 0.15474-0.0042zm25.675 0c1.5667 0 2.8361 1.2694 2.8361 2.8361 0 0.05156-6.87e-4 0.10317-0.0036 0.15474l-2.2416 41.088c-0.09171 1.6778-1.4786 2.991-3.1586 2.991-1.5667 0-2.8361-1.2694-2.8361-2.8361 0-0.05156 7.31e-4 -0.10315 0.0036-0.15474l2.2417-41.088c0.09172-1.6778 1.4786-2.991 3.1586-2.991zm-21.397-25.675h17.117c4.7265 0 8.5578 3.8313 8.5578 8.5578v4.2795h-34.231v-4.2795c0-4.7265 3.8313-8.5578 8.5578-8.5578zm0.42837 6.4188c-1.4184 0-2.5675 1.1491-2.5675 2.5675v3.8512h21.394v-3.8512c0-1.4184-1.1491-2.5675-2.5675-2.5675z" fill="#fff" fill-rule="evenodd" stroke="#050200"/></svg>
diff --git a/resources/ui/images/button_resume_game.svg b/resources/ui/images/button_resume_game.svg
index 6ad8b64202d0e70f898c16c520e756fe8a934add..2bf973276aefa564ecff7d6149899298344819f9 100644
--- a/resources/ui/images/button_resume_game.svg
+++ b/resources/ui/images/button_resume_game.svg
@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 93.665 93.676" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x=".44662" y=".89101" width="92.772" height="91.894" ry="11.689" fill="#49a1ee" stroke="#fff" stroke-width=".238"/><path d="m39.211 31.236c-0.84086-0.84489-2.9911-0.84489-2.9911 0v34.329c0 0.84594 2.1554 0.84594 2.9993 0l28.178-15.637c0.84392-0.84086 0.85812-2.2091 0.01623-3.053z" fill="#fefeff" stroke="#105ca1" stroke-linecap="round" stroke-linejoin="round" stroke-width="6.1726"/><path d="m40.355 33.714c-0.71948-0.72294-2.5594-0.72294-2.5594 0v29.373c0 0.72383 1.8442 0.72383 2.5663 0l24.11-13.38c0.7221-0.71948 0.73426-1.8902 0.01389-2.6124z" fill="#fefeff" stroke="#feffff" stroke-linecap="round" stroke-linejoin="round" stroke-width="3.225"/><path d="m28.369 66.919v-37.591" fill="#105ca2" stroke="#105ca2" stroke-linecap="round" stroke-width="4.0337"/></svg>
+<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 93.665 93.676" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><g transform="translate(-5.618)" fill="#fff" stroke="#105ea2" stroke-linecap="round" stroke-linejoin="round"><path transform="matrix(-1.3783 -.61747 .61747 -1.3783 55.567 -.086035)" d="m11.645-14.603-44.77-4.6003 26.369-36.472z" stroke-width="7.2832"/><path d="m15.535 12.852 2e-3 67.973z" stroke-width="11"/></g></svg>
diff --git a/resources/ui/images/button_start.svg b/resources/ui/images/button_start.svg
index e9d49d2172b9a0305db82779971e3c1e12f34a70..4d7634a9f3fb559e590ee965e1341ae2634bf80f 100644
--- a/resources/ui/images/button_start.svg
+++ b/resources/ui/images/button_start.svg
@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 93.665 93.676" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x=".44662" y=".89101" width="92.772" height="91.894" ry="11.689" fill="#49a1ee" stroke="#fff" stroke-width=".238"/><path d="m34.852 25.44c-1.1248-1.1302-4.0012-1.1302-4.0012 0v45.921c0 1.1316 2.8832 1.1316 4.0121 0l37.693-20.918c1.1289-1.1248 1.1479-2.9551 0.02171-4.084z" fill="#fefeff" stroke="#105ca1" stroke-linecap="round" stroke-linejoin="round" stroke-width="8.257"/><path d="m36.382 28.754c-0.96243-0.96706-3.4236-0.96706-3.4236 0v39.292c0 0.96825 2.467 0.96825 3.4329 0l32.252-17.898c0.96594-0.96243 0.9822-2.5285 0.01858-3.4945z" fill="#fefeff" stroke="#feffff" stroke-linecap="round" stroke-linejoin="round" stroke-width="4.314"/></svg>
+<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 93.665 93.676" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><path transform="matrix(-1.3783 -.61747 .61747 -1.3783 46.954 -.086035)" d="m11.645-14.603-44.77-4.6003 26.369-36.472z" fill="#fff" stroke="#105ea2" stroke-linecap="round" stroke-linejoin="round" stroke-width="7.2832"/></svg>