import 'package:flutter/material.dart';

class SiginupPage extends StatefulWidget {
  const SiginupPage({super.key});

  @override
  State<SiginupPage> createState() => _SiginupPageState();
}

class _SiginupPageState extends State<SiginupPage> {
  @override
  Widget build(BuildContext context) {
    return SafeArea(child: Container(
      width: double.infinity,
      height: MediaQuery.of(context).size.height,
      padding: const EdgeInsets.symmetric(horizontal: 30,vertical: 30),
      child: Column(
        mainAxisAlignment: MainAxisAlignment.spaceBetween,
        children: [
          Column(
            crossAxisAlignment: CrossAxisAlignment.center,
            children: [
              const Text(
                'Get Started',
                style: TextStyle(fontWeight: FontWeight.bold,fontSize: 40),
              ),
              const SizedBox(height: 30,),
              Text('Hey lets get started with this journey to development',
              textAlign: TextAlign.center,
              style: TextStyle(
                color: Colors.grey[700],
                fontSize: 15
              ),
              ),
            ],
          ),
          Container(
            height: MediaQuery.of(context).size.height/3,
            decoration: const BoxDecoration(
              image: DecorationImage(
                  image: AssetImage('lib/assets/image/1stbg.png')
              ),
            ),
          )
        ],
      ),
    ));
  }
}

enter image description here
为什么我的输出没有图像和标题在所有红色与双黄下划线沿着与黑色背景？我希望它出现与所有默认背景与标题的默认颜色没有下划线，我的图像必须呈现