flutter - 颤动问题底部溢出 61 像素//这是我的代码，请有人帮忙

Question

@override Widget build(BuildContext context) { return Scaffold( resizeToAvoidBottomInset: false,

  body: Container(
    padding: EdgeInsets.only(bottom: 30),
    child: Column(
      children: <Widget>[
        HeaderContainer("Login"),
        Expanded(
          flex: 1,
          child: Container(
            margin: EdgeInsets.only(left: 20, right: 20, top: 30),
            child: Column(
              mainAxisSize: MainAxisSize.max,
              children: <Widget>[

                _textInput(  controller: _emailcontroller, hint: "Email", icon: Icons.email),

                _textInput( controller: _passwordcontroller,hint: "Password", icon: Icons.vpn_key),
                Container(
                  margin: EdgeInsets.only(top: 10),
                  alignment: Alignment.centerRight,
                  child: Text(
                    "Forgot Password?",
                  ),
                ),
                Expanded(
                  child: Center(
                    child: ButtonWidget(
                      onClick: () {
                        Navigator.push(
                            context,
                            MaterialPageRoute(
                                builder: (context) => IntroPage()));
                      },
                      btnText: "LOGIN",
                    ),
                  ),
                ),
                RichText(
                  text: TextSpan(children: [
                    TextSpan(
                        text: "Don't have an account ? ",
                        style: TextStyle(color: Colors.black)),
                    TextSpan(
                        text: "Register",
                        style: TextStyle(color: redColors),
                        recognizer: TapGestureRecognizer()
                         ..onTap=  () {
                           Navigator.push(
                            context,
                            MaterialPageRoute(
                              builder: (context) => RegPage()));
                           },
                    ),
                  ]),
                )
              ],
            ),
          ),
        )
      ],
    ),
  ),
);

}

小部件_textInput（{控制器，提示，图标}）{返回容器（边距：EdgeInsets.only（顶部：10），装饰：BoxDecoration（borderRadius：BorderRadius.all（Radius.circular（20）），颜色：Colors.white， ), padding: E​​dgeInsets.only(left: 10), child: TextFormField(controller: controller, decoration: InputDecoration(border: InputBorder.none, hintText: hint, prefixIcon: Icon(icon), ), ), ); } }