GradientButton Widget for Flutter Apps

GradientButton.dart

import 'package:flutter/material.dart';

class GradientButton extends StatelessWidget {
  final String title;
  final VoidCallback onPressed;
  const GradientButton({
    Key key,
    @required this.title,
    @required this.onPressed,
  }) : super(key: key);

  @override
  Widget build(BuildContext context) {
    return Container(
      width: double.infinity,
      height: 50.0,
      // color: Colors.green,
      margin: const EdgeInsets.symmetric(vertical: 15.0),
      decoration: const BoxDecoration(
        borderRadius: BorderRadius.all(Radius.circular(5.0)),
        gradient: LinearGradient(
          // begin: Alignment.topCenter,
          // end: Alignment.bottomCenter,
          colors: <Color>[
            Color(0xFF6B5CA4),
            Color(0xFF5472A5),
          ],
        ),
        boxShadow: [
          BoxShadow(
            color: Color(0x756B5CA4),
            blurRadius: 17.0,
            spreadRadius: 0.0,
            offset: Offset(0.0, 7.0),
          ),
        ],
      ),
      child: FlatButton(
        textColor: Colors.white,
        color: Colors.transparent,
        onPressed: onPressed,
        child: Text(title),
      ),
    );
  }
}