Revert "Merge branch 'I_GUIDER_PHASE_02_NK' into 'master'"

This reverts merge request !15

lib/pages/heart_rate/heart_rate_screen.dart

@@ -9,9 +9,7 @@ class HeartRateScreen extends StatelessWidget {
       appBar: AppBar(
         title: Text('Heart Rate Detector'),
       ),
-      body: Container(
-        color: Colors.white,
-        child: Column(
+      body: Column(
         children: [
           Padding(
             padding: const EdgeInsets.all(8.0),
@@ -21,29 +19,14 @@ class HeartRateScreen extends StatelessWidget {
           Column(
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-                Padding(
-                  padding: const EdgeInsets.fromLTRB(8,70,8,8),
-                  child: SizedBox(
-                    height: 70,
-                    width: 350,
-                    child: ElevatedButton(
-                      style: ElevatedButton.styleFrom(
-                          primary: Colors.red[300],
-                          elevation: 15,
-                          shape: RoundedRectangleBorder(
-                              borderRadius: BorderRadius.circular(12)
-                          )
-                      ),
+              ElevatedButton(
                 onPressed: () => Navigator.push(context, MaterialPageRoute(builder: (context) => HomePage(),)),
                 child: Text('Measure Heart Rate'),
               ),
-                  ),
-                ),
             ],
           ),
         ],
       ),
-      ),
     );
   }
 }

lib/pages/mask_detect/invoker.dart

@@ -11,9 +11,7 @@ class invoker extends StatelessWidget {
       appBar: AppBar(
         title: Text('Face Mask Detector'),
       ),
-      body: Container(
-        color: Colors.white,
-        child: Column(
+      body: Column(
         children: [
           Padding(
             padding: const EdgeInsets.all(8.0),
@@ -23,29 +21,14 @@ class invoker extends StatelessWidget {
           Column(
             crossAxisAlignment: CrossAxisAlignment.start,
             children: [
-                Padding(
-                  padding: const EdgeInsets.fromLTRB(8,70,8,8),
-                  child: SizedBox(
-                    height: 70,
-                    width: 350,
-                    child: ElevatedButton(
-                      style: ElevatedButton.styleFrom(
-                          primary: Colors.blue[300],
-                          elevation: 15,
-                          shape: RoundedRectangleBorder(
-                              borderRadius: BorderRadius.circular(12)
-                          )
-                      ),
+              ElevatedButton(
                 onPressed: () => invokeCamera(),
                 child: Text('Detect Mask'),
               ),
-                  ),
-                ),
             ],
           ),
         ],
       ),
-      ),
     );
   }