H5_Flutter/lib/view/page.dart

import 'package:flutter/material.dart';

import '../constants.dart';
import '../utils/size_fit.dart';
import 'component/top_container.dart';

class Login extends StatefulWidget {
  const Login({Key? key}) : super(key: key);

  @override
  State<Login> createState() => _LoginState();
}

class _LoginState extends State<Login> {
  @override
  Widget build(BuildContext context) {
    SizeFit.initialize(context);
    return Material(
        color: kBgColor,
        child: TopContainer(
            child: Stack(children: [
          Positioned(
              left: 0,
              top: 0,
              right: 0,
              child: Container(
                padding: EdgeInsets.only(
                    left: 12.px, right: 12.px, top: 14.px, bottom: 14.px),
                alignment: Alignment.topLeft,
                child: Image.asset(
                  'assets/images/navi_back.png',
                  width: 20.px,
                  height: 20.px,
                ),
              )),
        ])));
  }
}