当年话下
这对你来说可能是一个好的开始。更改一些选项,您就可以开始了。 <!DOCTYPE html><html><head><meta name="viewport" content="width=device-width, initial-scale=1"><style>body { font-family: "Lato", sans-serif;}.sidebar { height: 100%; width: 0; position: fixed; z-index: 1; top: 0; left: 0; background-color: #111; overflow-x: hidden; transition: 0.5s; padding-top: 60px;}.sidebar a { padding: 8px 8px 8px 32px; text-decoration: none; font-size: 25px; color: #818181; display: block; transition: 0.3s;}.sidebar a:hover { color: #f1f1f1;}.sidebar .closebtn { position: absolute; top: 0; right: 25px; font-size: 36px; margin-left: 50px;}.openbtn { font-size: 20px; cursor: pointer; background-color: #111; color: white; padding: 10px 15px; border: none;}.openbtn:hover { background-color: #444;}#main { transition: margin-left .5s; padding: 16px;}/* On smaller screens, where height is less than 450px, change the style of the sidenav (less padding and a smaller font size) */@media screen and (max-height: 450px) { .sidebar {padding-top: 15px;} .sidebar a {font-size: 18px;}}</style></head><body><div id="mySidebar" class="sidebar"> <a href="javascript:void(0)" class="closebtn" onclick="closeNav()">×</a> <a href="#">About</a> <a href="#">Services</a> <a href="#">Clients</a> <a href="#">Contact</a></div><div id="main"> <button class="openbtn" onclick="openNav()">☰ Toggle Sidebar</button> <h2>Collapsed Sidebar</h2> <p>Click on the hamburger menu/bar icon to open the sidebar, and push this content to the right.</p></div><script>function openNav() { document.getElementById("mySidebar").style.width = "250px"; document.getElementById("main").style.marginLeft = "250px";}function closeNav() { document.getElementById("mySidebar").style.width = "0"; document.getElementById("main").style.marginLeft= "0";}</script></body></html>