下面的实例改变了标题title='mifengjc'元素的边框样式 - 在线编辑器

          <!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>蜜蜂教程(mifengjc.com)</title>
  <style>
    [title=mifengjc] {
      border: 5px solid green;
    }
  </style>
</head>

<body>
  <h2>将适用:</h2>
  <img title="mifengjc" src="/examples/logo.png" width="270" height="50" />
  <br>
  <a title="mifengjc" href="https://www.mifengjc.com/">mifengjc</a>
  <hr>
  <h2>将不适用:</h2>
  <p title="greeting">Hi!</p>
  <a class="mifengjc" href="https://www.mifengjc.com/">mifengjc</a>
</body>
</html>
        