Answers for "flutter adding margin"

flutter margins

Container (
	// Even Margin On All Sides
    margin: EdgeInsets.all(10.0),
    // Symetric Margin
    margin: EdgeInsets.symmetric(vertical: 10.0, horizontal: 5.0),
    // Different Margin For All Sides
    margin: EdgeInsets.fromLTRB(1.0, 2.0, 3.0, 4.0);
    
    child: Child
    (
    	...
    ),
)

padding flutter top

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