/* 标题 */
  .biaoti {
    text-align: center;
    font-size: 23px;
    font-family: "黑体";
    color: #000000;
  }

  /* 更新日期 */
  .riqi {
    text-align: left;
    font-size: 18px;
    font-family: "仿宋";
    color: #000000;
  }

  /* 正文 */
  .zhengwen {
    text-align: left;
    font-size: 20px;
    font-family: "宋体";
    color: #000000;
  }

  /* 底部落款 */
  .endbu {
    text-align: right;
    font-size: 20px;
    font-family: "宋体";
    color: #000000;
  }