#snowfall::label[Amount >= 3] {
  text-size: 20;
  text-name: [Amount] + '″';
  text-face-name: 'Mark Offc Pro Bold';
  text-fill: #2980b9;
  text-halo-fill: #fff;
  text-halo-radius: 1.5;
  text-halo-opacity: 0.75;
  text-avoid-edges: true;
  text-margin: 5;
  [zoom <= 8] {
    text-margin: 15;
    text-size: 15;
  }
}