/* 设置正文字体和大小 */
.md-typeset {
    font-family: -apple-system, BlinkMacSystemFont, 
                 "Segoe UI", "PingFang SC", 
                 "Microsoft YaHei", sans-serif;
    font-size: 13px;
    line-height: 2;
  }
  
  /* 代码块单独设置 */
  /* .md-typeset code, 
  .md-typeset pre {
    font-family: "Courier New", monospace;
    font-size: 14px;
  } */