html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

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

​

// Dragging area display.

var rectangle = stage.rect(10, 10, 150, 120);

rectangle.fill('#FFEB3B 0.05');

​

var blueCircle = stage.circle(75, 75, 25);

blueCircle.fill('#2196F3');

​

// Sets dragging of an element.

blueCircle.drag(rectangle.getBounds());