elementUI 调整表格圆角, 接近完美

.radius-table {

  &:deep(.el-table) {
    --el-table-row-hover-bg-color: #fff;
    border-radius: 4px;
    border: 1px solid rgba(238, 238, 238, 1);

    th.is-leaf {
      border-bottom: 1px solid rgba(238, 238, 238, 1) !important;
    }

    .el-table__body-wrapper {
      border-right: 0;
      border-bottom: 0;
    }

    td,
    th.is-leaf,
    .el-table--border,
    .el-table--group {
      border-color: rgba(238, 238, 238, 1);
    }

    .el-table__body .el-table__cell:last-child {
      border-right: 0px !important;
    }

    tr td:nth-child(1),
    tr th:nth-child(1) {
      border-left: 0px !important;
    }

    .el-table__inner-wrapper::after {
      display: none;
    }

    .el-table--border::after,
    .el-table--group::after,
    .el-table::before {
      background-color: transparent;
    }
  }

}

展现效果