* {
    margin: 0;
    padding: 0;
    font-family: "microsoft yahei";
    box-sizing: border-box;
  }
  
  /* ::-webkit-scrollbar {
      display: none; /* Chrome Safari 
  } */
  
  /* html,
  body {
    height: 100%;
  }

  .body {
    height: 100%;
    position: relative;
    overflow: auto;
  } */

  .hide {
    display: none !important;
  }

  .mask{
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    background: #000;
    opacity: 0.5;
    display: none;
  }

  .mask2{
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    z-index: 500;
    background: #000;
    opacity: 0.5;
    display: none;
  }

.row-nowrap {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.flex-wrap {
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
}

.flex-con {
    -webkit-box-flex: 1;
    -webkit-flex: 1;
    flex: 1;
}

.flex-tow {
    -webkit-box-flex: 2;
    -webkit-flex: 2;
    flex: 2;
}

.flex-vertical {
    -webkit-box-orient: vertical;
    -webkit-flex-flow: column;
    flex-flow: column;
}

.flex-horizontal {
    -webkit-box-orient: horizontal;
    -webkit-flex-flow: row;
    flex-flow: row;
}

.box-pack {
    -webkit-box-pack: center;
    box-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
}

.box-pack-left {
    -webkit-box-pack: start;
    box-pack: start;
    -webkit-justify-content: flex-start;
    justify-content: flex-start;
}

.box-pack-right {
    -webkit-box-pack: end;
    box-pack: end;
    -webkit-justify-content: flex-end;
    justify-content: flex-end;
}

.box-pack-justify {
    -webkit-box-pack: justify;
    box-pack: justify;
    -webkit-justify-content: space-between;
    justify-content: space-between;
}

.box-align {
    -webkit-box-align: center;
    box-align: center;
    -webkit-align-items: center;
    align-items: center;
}

.flex-rowWrap {
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
}

.border-t,
.border-b {
    position: relative;
}

    .border-t:before,
    .border-b:after {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        background: #ddd;
        right: 0;
        height: 1px;
        -webkit-transform: scaleY(0.5);
        transform: scaleY(0.5);
        -webkit-transform-origin: 0 0;
        transform-origin: 0 0;
    }

    .border-b:after {
        top: auto;
        bottom: 0;
    }

.border-l,
.border-r {
    position: relative;
}

    .border-l:before,
    .border-r:after {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        background: #ddd;
        bottom: 0;
        width: 1px;
        -webkit-transform: scaleX(0.5);
        transform: scaleX(0.5);
        -webkit-transform-origin: 0 0;
        transform-origin: 0 0;
    }

    .border-r:after {
        left: auto;
        right: 0;
    }