@media only screen and (min-width: 767px) {
  /* extra small */
  #format1.extraSmall.singleDigit {
    width: 6vw;
    height: 6vw;
    font-size: 3.5vw;
  }
  #format1.extraSmall.doubleDigit {
    width:6vw;
    height:6vw;
    font-size: 2.5vw;
  }
  #format1.extraSmall.tripleDigit {
    width: 6vw;
    height: 6vw;
    font-size: 2.2vw;
  }
  #format1.extraSmall.fourDigit {
    width: 6vw;
    height: 6vw;
    font-size: 1.75vw;
  }

  /* base small */
  #format1.baseSmall.singleDigit {
    width: 7vw;
    height: 7vw;
    font-size: 5vw;
  }
  #format1.baseSmall.doubleDigit {
    width: 8vw;
    height: 8vw;
    font-size: 5.5vw;
  }
  #format1.baseSmall.tripleDigit {
    width: 8.5vw;
    height: 8.5vw;
    font-size: 3.7vw;
  }
  #format1.baseSmall.fourDigit {
    width: 8.5vw;
    height: 8.5vw;
    font-size: 3vw;
  }

  /* base */
  #format1.base.singleDigit {
    font-size: 10vw;
  }
  #format1.base.doubleDigit {
    font-size: 8vw;
  }
  #format1.base.tripleDigit {
    font-size: 5.5vw;
  }
  #format1.base.fourDigit {
    font-size: 4.7vw;
  }

  /* medium */
  #format1.medium.singleDigit {
    font-size: 15vw;
  }
  #format1.medium.doubleDigit {
    font-size: 15vw;
  }
  #format1.medium.tripleDigit {
    font-size: 10vw;
  }
  #format1.medium.fourDigit {
    font-size: 8vw;
  }
}