anidotnet
04/20/2018, 7:28 AM.root {
    -fx-arc-width:20px;
    -fx-arc-height:20px;
    -fx-fill: null;
    -fx-background-radius: 60;
    -fx-background-color: cyan;
}stage.scene.fill = Color.TRANSPARENT // overriding the start  method of the App class