padding top listitle flutter code example

Example 1: padding flutter top

new Container(
    margin: const EdgeInsets.only(top: 10.0),
    child : new RaisedButton(
                onPressed: _submit,
                child: new Text('Login'),
              ),

Example 2: flutter listview top padding

you should wrap the ListView with a MediaQuery.removePadding widget (with removeTop: true).