.num-wrapper {
  display: inline-block;
  position: relative;
  width: 72rpx;
  height: 72rpx;
  font-size: 56rpx;
  line-height: 72rpx;
  background: black;
  color: white;
  font-weight: bolder;
}

.num-wrapper + .num-wrapper {
  margin-left: 10rpx;
}

.mask {
  position: absolute;
  width: 100%;
  height: 50%;
  top: 0;
  left: 0;
  opacity: 0.4;
  background-color: black;
}

.number-seprator {
  font-size: 56rpx;
  line-height: 72rpx;
  color: black;
  display: inline;
}