html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

var stage = acgraph.create('container');

​

var rectangle = stage.rect(10, 10, 100, 100);

rectangle.fill('#90CAF9');

​

// Gets parent.

var parentStage = rectangle.parent();

parentStage.rect(10, 10, 200, 200);