diff --git a/lib/screens/home.dart b/lib/screens/home.dart
index bcb08941eae76c69dda806ed82c905d173609797..2e4d392b1fe4d0973127b58ef5adc26875972303 100644
--- a/lib/screens/home.dart
+++ b/lib/screens/home.dart
@@ -41,315 +41,310 @@ class HomeScreen extends StatelessWidget {
       ratio = 1.125;
     }
     return Scaffold(
-        resizeToAvoidBottomInset: false,
-        drawer: Drawer(
-          child: Column(
-            children: <Widget>[
-              Expanded(
-                  child: ListView(padding: EdgeInsets.zero, children: <Widget>[
-                DrawerHeader(
-                  child: Column(children: const <Widget>[
-                    SizedBox(height: 0),
+      resizeToAvoidBottomInset: false,
+      drawer: Drawer(
+        child: Column(
+          children: <Widget>[
+            Expanded(
+                child: ListView(padding: EdgeInsets.zero, children: <Widget>[
+              DrawerHeader(
+                child: Column(children: const <Widget>[
+                  SizedBox(height: 0),
+                  Image(
+                      image: AssetImage('assets/icon/gecko_final.png'),
+                      height: 130),
+                ]),
+                decoration: BoxDecoration(
+                  color: orangeC,
+                ),
+              ),
+              ListTile(
+                key: const Key('parameters'),
+                title: const Text('Paramètres'),
+                onTap: () {
+                  Navigator.pop(context);
+                  Navigator.push(
+                    context,
+                    MaterialPageRoute(builder: (context) {
+                      return SettingsScreen();
+                    }),
+                  );
+                },
+              ),
+              ListTile(
+                title: const Text('A propos'),
+                onTap: () {
+                  // Update the state of the app.
+                  // ...
+                },
+              ),
+            ])),
+            Align(
+                alignment: FractionalOffset.bottomCenter,
+                child: Text('Äžecko v$appVersion')),
+            const SizedBox(height: 20)
+          ],
+        ),
+      ),
+      appBar: AppBar(
+        toolbarHeight: 60 * ratio,
+        leading: Builder(
+            builder: (context) => IconButton(
+                  key: const Key('drawerMenu'),
+                  icon: Icon(Icons.menu, color: Colors.grey[850]),
+                  onPressed: () => Scaffold.of(context).openDrawer(),
+                )),
+        title: _homeProvider.appBarTitle,
+        actions: [
+          Padding(
+              padding: const EdgeInsets.symmetric(horizontal: 16),
+              child: IconButton(
+                  key: const Key('searchIcon'),
+                  icon: _homeProvider.searchIcon,
+                  color: Colors.grey[850],
+                  onPressed: () {
+                    if (_homeProvider.searchIcon.icon == Icons.search) {
+                      _homeProvider.searchIcon = Icon(
+                        Icons.close,
+                        color: Colors.grey[850],
+                      );
+                      _homeProvider.appBarTitle = TextField(
+                        key: const Key('searchInput'),
+                        autofocus: true,
+                        controller: _homeProvider.searchQuery,
+                        onChanged: (text) {
+                          log.d("Clé tappé: $text");
+                          final String searchResult =
+                              _historyProvider.isPubkey(context, text);
+                          if (searchResult != '') {
+                            _homeProvider.currentIndex = 0;
+                          }
+                        },
+                        style: TextStyle(
+                          color: Colors.grey[850],
+                        ),
+                        decoration: InputDecoration(
+                            prefixIcon:
+                                Icon(Icons.search, color: Colors.grey[850]),
+                            hintText: "Rechercher ...",
+                            hintStyle: TextStyle(color: Colors.grey[850])),
+                      );
+                      _homeProvider.handleSearchStart();
+                    } else {
+                      _homeProvider.handleSearchEnd();
+                    }
+                  }))
+        ],
+        backgroundColor: const Color(0xffFFD58D),
+      ),
+      backgroundColor: const Color(0xffF9F9F1),
+      body: Builder(
+        builder: (ctx) => StatefulWrapper(
+          onInit: () {
+            WidgetsBinding.instance.addPostFrameCallback((_) {
+              DubpRust.setup();
+              _historyStatic.snackNode(ctx);
+            });
+          },
+          child: Column(children: <Widget>[
+            Padding(
+              padding: const EdgeInsets.only(top: 20),
+              child: Row(
+                  mainAxisAlignment: MainAxisAlignment.center,
+                  children: const <Widget>[
+                    SizedBox(width: 7),
                     Image(
                         image: AssetImage('assets/icon/gecko_final.png'),
-                        height: 130),
+                        height: 180),
                   ]),
-                  decoration: BoxDecoration(
-                    color: orangeC,
-                  ),
-                ),
-                ListTile(
-                  key: const Key('parameters'),
-                  title: const Text('Paramètres'),
-                  onTap: () {
-                    Navigator.pop(context);
-                    Navigator.push(
-                      context,
-                      MaterialPageRoute(builder: (context) {
-                        return SettingsScreen();
-                      }),
-                    );
-                  },
-                ),
-                ListTile(
-                  title: const Text('A propos'),
-                  onTap: () {
-                    // Update the state of the app.
-                    // ...
-                  },
-                ),
-              ])),
-              Align(
-                  alignment: FractionalOffset.bottomCenter,
-                  child: Text('Äžecko v$appVersion')),
-              const SizedBox(height: 20)
-            ],
-          ),
-        ),
-        appBar: AppBar(
-          toolbarHeight: 60 * ratio,
-          leading: Builder(
-              builder: (context) => IconButton(
-                    key: const Key('drawerMenu'),
-                    icon: Icon(Icons.menu, color: Colors.grey[850]),
-                    onPressed: () => Scaffold.of(context).openDrawer(),
-                  )),
-          title: _homeProvider.appBarTitle,
-          actions: [
+            ),
             Padding(
-                padding: const EdgeInsets.symmetric(horizontal: 16),
-                child: IconButton(
-                    key: const Key('searchIcon'),
-                    icon: _homeProvider.searchIcon,
-                    color: Colors.grey[850],
-                    onPressed: () {
-                      if (_homeProvider.searchIcon.icon == Icons.search) {
-                        _homeProvider.searchIcon = Icon(
-                          Icons.close,
-                          color: Colors.grey[850],
-                        );
-                        _homeProvider.appBarTitle = TextField(
-                          key: const Key('searchInput'),
-                          autofocus: true,
-                          controller: _homeProvider.searchQuery,
-                          onChanged: (text) {
-                            log.d("Clé tappé: $text");
-                            final String searchResult =
-                                _historyProvider.isPubkey(context, text);
-                            if (searchResult != '') {
-                              _homeProvider.currentIndex = 0;
-                            }
-                          },
-                          style: TextStyle(
-                            color: Colors.grey[850],
+              padding: const EdgeInsets.only(top: 15),
+              child: Row(
+                  mainAxisAlignment: MainAxisAlignment.center,
+                  children: const <Widget>[
+                    Text(
+                      "y'a pas de lézard !",
+                      textAlign: TextAlign.center,
+                      style: TextStyle(
+                          color: Colors.black,
+                          fontSize: 17,
+                          fontStyle: FontStyle.italic),
+                    )
+                  ]),
+            ),
+            Padding(
+              padding: EdgeInsets.only(top: isTall ? 70 : 60),
+              child: Row(
+                  mainAxisAlignment: MainAxisAlignment.center,
+                  children: <Widget>[
+                    Column(children: <Widget>[
+                      Container(
+                        child: ClipOval(
+                          child: Material(
+                            color: const Color(0xffFFD58D), // button color
+                            child: InkWell(
+                                splashColor: orangeC, // inkwell color
+                                child: const Padding(
+                                    padding: EdgeInsets.all(22),
+                                    child: Image(
+                                        image: AssetImage(
+                                            'assets/qrcode-scan.png'),
+                                        height: 60)),
+                                onTap: () async {
+                                  await _historyProvider.scan(context);
+                                }),
                           ),
-                          decoration: InputDecoration(
-                              prefixIcon:
-                                  Icon(Icons.search, color: Colors.grey[850]),
-                              hintText: "Rechercher ...",
-                              hintStyle: TextStyle(color: Colors.grey[850])),
-                        );
-                        _homeProvider.handleSearchStart();
-                      } else {
-                        _homeProvider.handleSearchEnd();
-                      }
-                    }))
-          ],
-          backgroundColor: const Color(0xffFFD58D),
-        ),
-        backgroundColor: const Color(0xffF9F9F1),
-        body: Builder(
-            builder: (ctx) => StatefulWrapper(
-                  onInit: () {
-                    WidgetsBinding.instance.addPostFrameCallback((_) {
-                      DubpRust.setup();
-                      _historyStatic.snackNode(ctx);
-                    });
-                  },
-                  child: Column(children: <Widget>[
-                    Padding(
-                        padding: const EdgeInsets.only(top: 20),
-                        child: Row(
-                            mainAxisAlignment: MainAxisAlignment.center,
-                            children: const <Widget>[
-                              SizedBox(width: 7),
-                              Image(
-                                  image:
-                                      AssetImage('assets/icon/gecko_final.png'),
-                                  height: 180),
-                            ])),
-                    Padding(
-                        padding: const EdgeInsets.only(top: 15),
-                        child: Row(
-                            mainAxisAlignment: MainAxisAlignment.center,
-                            children: const <Widget>[
-                              Text(
-                                "y'a pas de lézard !",
-                                textAlign: TextAlign.center,
-                                style: TextStyle(
-                                    color: Colors.black,
-                                    fontSize: 17,
-                                    fontStyle: FontStyle.italic),
-                              )
-                            ])),
-                    Padding(
-                        padding: const EdgeInsets.only(top: 60),
-                        child: Row(
-                            mainAxisAlignment: MainAxisAlignment.center,
-                            children: <Widget>[
-                              Column(children: <Widget>[
-                                Container(
-                                  child: ClipOval(
-                                    child: Material(
-                                      color: const Color(
-                                          0xffFFD58D), // button color
-                                      child: InkWell(
-                                          splashColor: orangeC, // inkwell color
-                                          child: const Padding(
-                                              padding: EdgeInsets.all(22),
-                                              child: Image(
-                                                  image: AssetImage(
-                                                      'assets/qrcode-scan.png'),
-                                                  height: 60)),
-                                          onTap: () async {
-                                            await _historyProvider
-                                                .scan(context);
-                                          }),
-                                    ),
-                                  ),
-                                  decoration: const BoxDecoration(
-                                    shape: BoxShape.circle,
-                                    color: Colors.white,
-                                    boxShadow: [
-                                      BoxShadow(
-                                          color: Colors.grey,
-                                          blurRadius: 4.0,
-                                          offset: Offset(2.0, 2.5),
-                                          spreadRadius: 0.5)
-                                    ],
-                                  ),
-                                ),
-                                const SizedBox(height: 12),
-                                const Text(
-                                  "Payer par QR-Code",
-                                  textAlign: TextAlign.center,
-                                  style: TextStyle(
-                                      color: Colors.black, fontSize: 16),
-                                )
-                              ])
-                            ])),
-                    Padding(
-                        padding: const EdgeInsets.only(top: 50),
-                        child: Row(
-                            mainAxisAlignment: MainAxisAlignment.center,
-                            children: <Widget>[
-                              Column(children: <Widget>[
-                                Container(
-                                  child: ClipOval(
-                                    child: Material(
-                                      color: const Color(
-                                          0xffFFD58D), // button color
-                                      child: InkWell(
-                                          splashColor: orangeC, // inkwell color
-                                          child: const Padding(
-                                              padding: EdgeInsets.symmetric(
-                                                  horizontal: 20, vertical: 16),
-                                              child: Image(
-                                                  image: AssetImage(
-                                                      'assets/blockchain.png'),
-                                                  height: 70)),
-                                          onTap: () {
-                                            // Navigator.push(
-                                            //   context,
-                                            //   MaterialPageRoute(
-                                            //       builder: (context) {
-                                            //     return TemplateScreen();
-                                            //   }),
-                                            // );
-                                          }),
-                                    ),
-                                  ),
-                                  decoration: const BoxDecoration(
-                                    shape: BoxShape.circle,
-                                    color: Colors.white,
-                                    boxShadow: [
-                                      BoxShadow(
-                                          color: Colors.grey,
-                                          blurRadius: 4.0,
-                                          offset: Offset(2.0, 2.5),
-                                          spreadRadius: 0.5)
-                                    ],
-                                  ),
-                                ),
-                                const SizedBox(height: 12),
-                                const Text(
-                                  "Explorer\n",
-                                  textAlign: TextAlign.center,
-                                  style: TextStyle(
-                                      color: Colors.black, fontSize: 16),
-                                )
-                              ]),
-                              const SizedBox(width: 140),
-                              Column(children: <Widget>[
-                                Container(
-                                  child: ClipOval(
-                                    key: const Key('manageWallets'),
-                                    child: Material(
-                                      color: const Color(
-                                          0xffFFD58D), // button color
-                                      child: InkWell(
-                                          splashColor: orangeC, // inkwell color
-                                          child: const Padding(
-                                              padding: EdgeInsets.all(23),
-                                              child: Image(
-                                                  image: AssetImage(
-                                                      'assets/lock.png'),
-                                                  height: 57)),
-                                          onTap: () {
-                                            isWalletsExists
-                                                ? Navigator.push(context,
-                                                    MaterialPageRoute(
-                                                        builder: (context) {
-                                                    return UnlockingWallet(
-                                                      wallet: defaultWallet,
-                                                      action: "mywallets",
-                                                    );
-                                                  }))
+                        ),
+                        decoration: const BoxDecoration(
+                          shape: BoxShape.circle,
+                          color: Colors.white,
+                          boxShadow: [
+                            BoxShadow(
+                                color: Colors.grey,
+                                blurRadius: 4.0,
+                                offset: Offset(2.0, 2.5),
+                                spreadRadius: 0.5)
+                          ],
+                        ),
+                      ),
+                      const SizedBox(height: 12),
+                      const Text(
+                        "Payer par QR-Code",
+                        textAlign: TextAlign.center,
+                        style: TextStyle(color: Colors.black, fontSize: 16),
+                      )
+                    ])
+                  ]),
+            ),
+            Padding(
+              padding: const EdgeInsets.only(top: 50),
+              child: Row(
+                  mainAxisAlignment: MainAxisAlignment.center,
+                  children: <Widget>[
+                    Column(children: <Widget>[
+                      Container(
+                        child: ClipOval(
+                          child: Material(
+                            color: const Color(0xffFFD58D), // button color
+                            child: InkWell(
+                                splashColor: orangeC, // inkwell color
+                                child: const Padding(
+                                    padding: EdgeInsets.symmetric(
+                                        horizontal: 20, vertical: 16),
+                                    child: Image(
+                                        image:
+                                            AssetImage('assets/blockchain.png'),
+                                        height: 70)),
+                                onTap: () {
+                                  // Navigator.push(
+                                  //   context,
+                                  //   MaterialPageRoute(
+                                  //       builder: (context) {
+                                  //     return TemplateScreen();
+                                  //   }),
+                                  // );
+                                }),
+                          ),
+                        ),
+                        decoration: const BoxDecoration(
+                          shape: BoxShape.circle,
+                          color: Colors.white,
+                          boxShadow: [
+                            BoxShadow(
+                                color: Colors.grey,
+                                blurRadius: 4.0,
+                                offset: Offset(2.0, 2.5),
+                                spreadRadius: 0.5)
+                          ],
+                        ),
+                      ),
+                      const SizedBox(height: 12),
+                      const Text(
+                        "Explorer\n",
+                        textAlign: TextAlign.center,
+                        style: TextStyle(color: Colors.black, fontSize: 16),
+                      )
+                    ]),
+                    const SizedBox(width: 140),
+                    Column(children: <Widget>[
+                      Container(
+                        child: ClipOval(
+                          key: const Key('manageWallets'),
+                          child: Material(
+                            color: const Color(0xffFFD58D), // button color
+                            child: InkWell(
+                                splashColor: orangeC, // inkwell color
+                                child: const Padding(
+                                    padding: EdgeInsets.all(23),
+                                    child: Image(
+                                        image: AssetImage('assets/lock.png'),
+                                        height: 57)),
+                                onTap: () {
+                                  isWalletsExists
+                                      ? Navigator.push(context,
+                                          MaterialPageRoute(builder: (context) {
+                                          return UnlockingWallet(
+                                            wallet: defaultWallet,
+                                            action: "mywallets",
+                                          );
+                                        }))
 
-                                                // Navigator.pushNamed(
-                                                //     context, '/mywallets')
-                                                : Navigator.push(context,
-                                                    MaterialPageRoute(
-                                                        builder: (context) {
-                                                    return const NoKeyChainScreen();
-                                                  }));
-                                          }),
-                                    ),
-                                  ),
-                                  decoration: const BoxDecoration(
-                                    shape: BoxShape.circle,
-                                    color: Colors.white,
-                                    boxShadow: [
-                                      BoxShadow(
-                                          color: Colors.grey,
-                                          blurRadius: 4.0,
-                                          offset: Offset(2.0, 2.5),
-                                          spreadRadius: 0.5)
-                                    ],
-                                  ),
-                                ),
-                                const SizedBox(height: 12),
-                                const Text(
-                                  "Gérer mes\nportefeuilles",
-                                  textAlign: TextAlign.center,
-                                  style: TextStyle(
-                                      color: Colors.black, fontSize: 16),
-                                )
-                              ])
-                            ]))
+                                      // Navigator.pushNamed(
+                                      //     context, '/mywallets')
+                                      : Navigator.push(context,
+                                          MaterialPageRoute(builder: (context) {
+                                          return const NoKeyChainScreen();
+                                        }));
+                                }),
+                          ),
+                        ),
+                        decoration: const BoxDecoration(
+                          shape: BoxShape.circle,
+                          color: Colors.white,
+                          boxShadow: [
+                            BoxShadow(
+                                color: Colors.grey,
+                                blurRadius: 4.0,
+                                offset: Offset(2.0, 2.5),
+                                spreadRadius: 0.5)
+                          ],
+                        ),
+                      ),
+                      const SizedBox(height: 12),
+                      const Text(
+                        "Gérer mes\nportefeuilles",
+                        textAlign: TextAlign.center,
+                        style: TextStyle(color: Colors.black, fontSize: 16),
+                      )
+                    ])
                   ]),
-                  // bottomNavigationBar: BottomNavigationBar(
-                  //   backgroundColor: Color(0xffFFD58D),
-                  //   fixedColor: Colors.grey[850],
-                  //   unselectedItemColor: Color(0xffBD935C),
-                  //   type: BottomNavigationBarType.fixed,
-                  //   onTap: (index) {
-                  //     _homeProvider.currentIndex = index;
-                  //   },
-                  //   currentIndex: _homeProvider.currentIndex,
-                  //   items: [
-                  //     BottomNavigationBarItem(
-                  //       icon: Image.asset('assets/block-space-disabled.png', height: 26),
-                  //       activeIcon: Image.asset('assets/blockchain.png', height: 26),
-                  //       label: 'Explorateur',
-                  //     ),
-                  //     BottomNavigationBarItem(
-                  //       icon: Icon(Icons.lock),
-                  //       label: 'Mes portefeuilles',
-                  //     ),
-                  //   ],
-                  // ),
-                )));
+            )
+          ]),
+          // bottomNavigationBar: BottomNavigationBar(
+          //   backgroundColor: Color(0xffFFD58D),
+          //   fixedColor: Colors.grey[850],
+          //   unselectedItemColor: Color(0xffBD935C),
+          //   type: BottomNavigationBarType.fixed,
+          //   onTap: (index) {
+          //     _homeProvider.currentIndex = index;
+          //   },
+          //   currentIndex: _homeProvider.currentIndex,
+          //   items: [
+          //     BottomNavigationBarItem(
+          //       icon: Image.asset('assets/block-space-disabled.png', height: 26),
+          //       activeIcon: Image.asset('assets/blockchain.png', height: 26),
+          //       label: 'Explorateur',
+          //     ),
+          //     BottomNavigationBarItem(
+          //       icon: Icon(Icons.lock),
+          //       label: 'Mes portefeuilles',
+          //     ),
+          //   ],
+          // ),
+        ),
+      ),
+    );
   }
 }
 
diff --git a/lib/screens/myWallets/unlocking_wallet.dart b/lib/screens/myWallets/unlocking_wallet.dart
index 64cb1875abba5c1dbb15f2296b95f7604831550f..8980a493d5a871fe7c4312997eb19a9f5fcf18cc 100644
--- a/lib/screens/myWallets/unlocking_wallet.dart
+++ b/lib/screens/myWallets/unlocking_wallet.dart
@@ -52,14 +52,13 @@ class UnlockingWallet extends StatelessWidget {
         // backgroundColor: Colors.brown[600],
         body: SafeArea(
       child: Column(children: <Widget>[
-        const SizedBox(height: 20),
         Expanded(
           child: Column(children: <Widget>[
-            const SizedBox(height: 50),
+            SizedBox(height: isTall ? 80 : 20),
             Row(mainAxisAlignment: MainAxisAlignment.center, children: <Widget>[
               Image.asset(
                 'assets/chests/${currentChest.imageName}',
-                height: 150,
+                height: 120 * ratio,
               ),
               const SizedBox(width: 5),
               SizedBox(
@@ -73,7 +72,7 @@ class UnlockingWallet extends StatelessWidget {
                         fontWeight: FontWeight.w700),
                   )),
             ]),
-            const SizedBox(height: 50),
+            SizedBox(height: 30 * ratio),
             const SizedBox(
                 width: 400,
                 child: Text(
@@ -83,9 +82,9 @@ class UnlockingWallet extends StatelessWidget {
                       color: Colors.black,
                       fontWeight: FontWeight.w400),
                 )),
-            const SizedBox(height: 50),
+            SizedBox(height: 40 * ratio),
             pinForm(context, _pinLenght),
-            const SizedBox(height: 5),
+            SizedBox(height: 3 * ratio),
             InkWell(
                 key: const Key('chooseChest'),
                 onTap: () {
@@ -127,7 +126,7 @@ class UnlockingWallet extends StatelessWidget {
     return Form(
       key: formKey,
       child: Padding(
-          padding: const EdgeInsets.symmetric(vertical: 8.0, horizontal: 30),
+          padding: EdgeInsets.symmetric(vertical: 5 * ratio, horizontal: 30),
           child: PinCodeTextField(
             autoFocus: true,
             appContext: context,
@@ -151,7 +150,7 @@ class UnlockingWallet extends StatelessWidget {
               borderWidth: 4,
               shape: PinCodeFieldShape.box,
               borderRadius: BorderRadius.circular(5),
-              fieldHeight: 60,
+              fieldHeight: 50 * ratio,
               fieldWidth: 50,
               activeFillColor: hasError ? Colors.blueAccent : Colors.black,
             ),