[Flutter ]textbuttonTheme

textButtonTheme: TextButtonThemeData(
        style: ButtonStyle(
      padding: MaterialStateProperty.all(EdgeInsets.fromLTRB(0, 30, 0, 30)),
      minimumSize: MaterialStateProperty.all(Size(double.maxFinite, 50)),
      textStyle: MaterialStateProperty.all(TextStyle(fontSize: 30)),
      foregroundColor: MaterialStateProperty.all(Color(0xffFFF5DE)),
      side: MaterialStateProperty.all(
          BorderSide(color: Color(0xff393e7d), width: 1)),
    ))