Rectangle {
            id: rect
            antialiasing: true
            radius: 20
            smooth: true
            anchors.centerIn: parent
            color: "yellow"
            height: 100; width: 100
        }

        DropShadow {
            anchors.fill: rect
            //fast: true
            horizontalOffset: 10
            verticalOffset: 10
            radius: 20
            samples: 32
            color: "black"
            source: rect
            antialiasing: true
        }