1、參考：HTML5 語義元素 | 菜鳥教程
2、實戰
HTML5 <section> 元素
<section> 標簽定義文檔中的節（section、區段）。比如章節、頁眉、頁腳或文檔中的其他部分。
根據W3C HTML5文檔: section 包含了一組內容及其標題。
<!DOCTYPE html>
<html>
<head>?
<meta?charset="utf-8">?
<title>菜鳥教程(runoob.com)</title>?
</head>
<body><section><h1>WWF</h1><p>The World Wide Fund for Nature (WWF) is an international organization working on issues regarding the conservation, research and restoration of the environment, formerly named the World Wildlife Fund. WWF was founded in 1961.</p>
</section><section><h1>WWF's Panda symbol</h1><p>The Panda has become the symbol of WWF. The well-known panda logo of WWF originated from a panda named Chi Chi that was transferred from the Beijing Zoo to the London Zoo in the same year of the establishment of WWF.</p>
</section></body>
</html>在手機瀏覽器中打開，截圖如下：
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