修改返回BUG

lib/liangjialin/liangjialin.dart

@@ -2,24 +2,17 @@ import 'package:flutter/material.dart';
 
 import 'liangjialin_image.dart';
 
-
-class liangjialin extends StatelessWidget{
-
+class liangjialin extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
-
-    return MaterialApp(
-      title: "梁佳霖",
-      home: new Scaffold(
-        appBar: AppBar(title:Text('梁佳霖'),centerTitle: true),
+      return new Scaffold(
+        appBar: AppBar(title: Text('梁佳霖'), centerTitle: true),
         body: LiangjialinHome(),
-      ),
       );
   }
 }
 
-class LiangjialinHome extends StatelessWidget{
-
+class LiangjialinHome extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     // TODO: implement build
@@ -42,7 +35,7 @@ class LiangjialinHome extends StatelessWidget{
           ],
         ),
         alignment: Alignment.center,
-        padding:EdgeInsets.all(10) ,
+        padding: EdgeInsets.all(10),
         decoration: BoxDecoration(
           color: Colors.black12,
         ),