Untitled

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>nav元素中存放导航性质的链接</title>
</head>
<body>
<nav draggable="true">
    <a href="index.html">首页</a>
    <a href="book.html">图书</a>
    <a href="bbs.html">论坛</a>
</nav>
</body>
</html>