.tab-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: auto;
    background: white;
    display: flex;
    box-shadow: 0px 6rpx 18rpx 0px rgba(216,216,216,0.66);
  }
  .isIPhoneXRegexBottom {
    padding-bottom: constant(safe-area-inset-bottom); /*兼容 IOS<11.2*/
    padding-bottom: env(safe-area-inset-bottom); /*兼容 IOS>11.2*/
  }
  
  .tab-bar-item {
    flex: 1;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding-top: 10rpx;
  }
  
  .tab-bar-item image {
    width: 54rpx;
    height: 54rpx;
  }
  /* .tab-bar-item image.bigicon{
      width: 70rpx;
      height: 70rpx;
  } */
  .tab-bar-item view {
    font-size: 22rpx;
    color:#999999
  }
  .tab-bar-block {
      height: 150rpx;
  }