.num-wrapper {
  display: inline-block;
  position: relative;
  width: 72rpx;
  height: 84rpx;
  font-size: 50rpx;
  line-height: 84rpx;
  background: #444;
  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;
  z-index: 0;
}

.num-text {
  z-index: 99;
}
.mask-left {
  position: absolute;
  width:3.5rpx;
  height: 8rpx;
  top: calc(50% - 4rpx);
  left: 0;
  background-color: white;
}

.mask-right {
  position: absolute;
  width:3.5rpx;
  height: 8rpx;
  top: calc(50% - 4rpx);
  right: 0;
  background-color: white;
}

.number-seprator {
  font-size: 50rpx;
  line-height: 84rpx;
  color: black;
  display: inline;
}