How to style AlertDialog Actions in Flutter

Question

I use this method to show a AlertDialog:

_onSubmit(message) {
    if (message.isNotEmpty) {
      showDialog(
        context: context,
        barrierDismis         


        

Answer 1

Changing the theme is a good option.

MaterialApp(
  theme: ThemeData(
      buttonBarTheme: ButtonBarThemeData(
    alignment: MainAxisAlignment.center,
  )),
  ...