<html> <head> <title>1</title> <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css"> <script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script> <script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script> </head> <body> <h1>我是标签h1 <small>我是副标签.h1</small> </h1> <h2>我是标签h2 <small>我是副标签.h2</small> </h2> <h3>我是标签h3 <small>我是副标签.h3</small> </h3> <h4>我是标签h4 <small>我是副标签.h4</small> </h4> <h5>我是标签h5 <small>我是副标签.h5</small> </h5> <h6>我是标签h6 <small>我是副标签.h6</small> </h6> </body> </html>
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