使用文本“Hello”向文档添加六个标题。
Start with the most important heading (the largest) and end with the least important heading (the smallest).
<html>
<body>
@(14)
@(14)
@(14)
@(14)
@(14)
@(14)
</body>
</html>
<html>
<body>
<h1>Hello</h1>
<h2>Hello</h2>
<h3>Hello</h3>
<h4>Hello</h4>
<h5>Hello</h5>
<h6>Hello</h6>
</body>
</html>