index.html

<!DOCTYPE html>
<html lang="zh">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>WSD官网</title>
    <link rel="stylesheet" href="./sidebar.css">
    <link rel="stylesheet" href="./glass.css">
    <link rel="stylesheet" href="./css/index.css">
    <style>
        body {
            margin: 0;
            font-family: Arial, sans-serif;
        }
    </style>
    <script>
        function getRandomImage() {
            // 假设这是一个返回随机图片路径的函数
            const images = ['1.png', '2.png', '3.png', '4.png', '5.png'];
            const randomIndex = Math.floor(Math.random() * images.length);
            return images[randomIndex];
        }

        function changeBackground() {
            const mainElement = document.querySelector('.main');
            const randomImage = getRandomImage();
            mainElement.style.backgroundImage = `url('./images/BackGround/${randomImage}')`;
        }

        document.addEventListener('DOMContentLoaded', (event) => {
            // 初始设置背景图片
            changeBackground();
        });
    </script>
</head>

<body>
    <script src="./sidebar.js"></script>
    <div id="mySidebar" class="sidebar">
        <a href="javascript:void(0)" class="closebtn" onclick="closeNav()">&times;</a>
        <a href="./index.html">主页</a>
        <a href="./videolink.html">视频链接</a>
    </div>
    <div class="header">
        <div class="logo"><a href=".\index.html">WSD</a></div>
        <div class="nav">
            <a href="./videolink.html">视频链接</a>
            <a href="http://www.072211.xyz">072211.xyz</a>
            <a href="#">关于</a>
            <button class="glass-button" onclick="openNav()">&#9776;</button>
        </div>
    </div>

    <div class="main">
        <div style="top: 0;left: 0;width: 100%;height: 90vh"></div>
        <div class="container" style="position: relative;width: 100%;height: 100%;"></div>
    </div>


</body>

</html>