amis2/scss/components/form/_file.scss

.#{$ns}FileControl {
  &-dropzone {
    outline: none;
  }

  &-selectBtn {
    width: px2rem(120px);

    > svg {
      margin-right: 10px;
      width: pxrem(16px);
      height: pxrem(16px);
    }
  }

  // &-dropzone:focus {
  //     .#{$ns}FileControl-selectBtn {
  //         background: $Button--default-onHover-bg;
  //         border-color: $Button--default-onHover-border;
  //         color: $Button--default-onHover-color;
  //     }

  //     &:after {
  //         content: '当前状态接受从剪切板中粘贴文件。';
  //         color: $text--muted-color;
  //         font-size: 11px;
  //         margin-top: 10px;
  //     }
  // }

  &-description {
    margin-left: 10px;
    color: #999;
    font-size: 12px;
  }

  &-list {
    list-style: none;
    margin: 10px 0;
    padding: 0;
    width: 250px;

    > li {
      color: #333;
      font-size: 12px;

      &:hover {
        color: #108cee;
        background: #f3f3f3;
      }
    }
  }

  &-itemInfo {
    padding: 0px 6px;
    line-height: 26px;
    height: 26px;

    &.is-invalid {
      color: #999;
    }

    > svg:first-child {
      margin-right: 10px;
    }

    > svg:not(:first-child) {
      margin-left: 10px;
      width: px2rem(16px);
      height: px2rem(16px);
      top: px2rem(5px);
    }
  }

  &-itemInfoText {
    white-space: nowrap;
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: inline-block;
    vertical-align: middle;
  }

  &-clear {
    float: right;
    color: #999;
    display: none;
    cursor: pointer;

    &:hover {
      color: #333;
    }
  }

  &-list > li:hover &-clear {
    display: block;
  }

  &-progressInfo {
    display: inline-flex;
    height: 20px;
    padding: 0 6px;
    transform: translateY(-3px);
    width: 100%;
    align-items: center;
    white-space: nowrap;
    text-overflow: ellipsis;

    > span {
      display: inline-block;
      padding: 0 4px 0 10px;
      font-size: 12px;
    }

    > svg {
      display: inline-block;
      margin: 0 4px 0 10px;
      width: 14px;
      height: 14px;
      top: 0;
    }
  }

  &-progress {
    height: 5px;
    flex: 1;
    background: #ebebeb;

    > span {
      display: block;
      background: $info;
      height: 100%;
      min-width: 10%;
      transition: ease-out width 0.3s;
    }
  }

  &-acceptTip {
    height: 120px;
    color: #999;
    border: 2px dashed $info;
    border-radius: $borderRadius;
    background: #f3f9fe;
    line-height: 120px;
    text-align: center;
  }
}