.duration(Duration.seconds(1))
.build(),
TimelineBuilder.create()
.keyFrames(
new KeyFrame(Duration.millis(0), new KeyValue(mb.radiusProperty(), 0)),
new KeyFrame(Duration.millis(100), new KeyValue(mb.radiusProperty(), 50)),
new KeyFrame(Duration.millis(500), new KeyValue(mb.radiusProperty(), 63)),
new KeyFrame(Duration.millis(900), new KeyValue(mb.radiusProperty(), 50)),
new KeyFrame(Duration.millis(1000), new KeyValue(mb.radiusProperty(), 0))
)