ng: border-box;
        font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji;
      }
      input, textarea{
        font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Helvetica,Arial,sans-serif,Apple Color Emoji,Segoe UI Emoji;
      }
    </style>
  </head>
  <body>
    <noscript>
      <strong>抱歉，javascript被禁用，请开启后重试。</strong>
    </noscript>
    <div id="previewApp"></div>
  </body>
</html>