added a main button to i guider

lib/home_screen.dart

@@ -79,13 +79,31 @@ class _HomeScreenState extends State<HomeScreen> {
                             mainAxisAlignment: MainAxisAlignment.center,
                             children: <Widget>[
                               Container(
-                                  height: size.height * .1,
+                                child: FlatButton(onPressed: () {
+                                  print('i guider ');
+                                },
+                                padding: EdgeInsets.all(50),
+                                  color: Colors.white,
+                                  clipBehavior: Clip.none,
+                                  child: Text(
+                                    'I-guider',
+                                    style: TextStyle(
+                                      fontSize: 14,
+                                      letterSpacing: 1,
+                                      fontWeight: FontWeight.bold,
+                                      // fontFamily: 'Roboto'
+
+                                    ),
+                                  ),
+                                ),
+                                  // height: size.height * .1,
                                   decoration: BoxDecoration(
                                     image: DecorationImage(
                                         image: AssetImage(
-                                            'lib/assets/images/mino.jpg')),
-                                  )),
-                              Text('Personal Data')
+                                            '')),
+                                  ),
+                              ),
+
                             ],
                           )),
                       Card(