CenterLabel < Label
  font: verdana-11px-rounded
  height: 16
  text-align: center
  anchors.verticalCenter: parent.verticalCenter
  anchors.left: parent.left
  anchors.right: parent.right

BottomLabel < Label
  font: verdana-11px-rounded
  height: 16
  text-align: center
  margin-bottom: 2
  anchors.bottom: parent.bottom
  anchors.left: parent.left
  anchors.right: parent.right