js实现html代码中清除无用css代码返回有用css代码-html代码-BFW代码库

js实现html代码中清除无用css代码返回有用css代码

代码语言：html

所属分类：其他

代码描述：js实现html代码中清除无用css代码返回有用css代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>CSS代码清理工具</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            padding: 20px;
            min-height: 100vh;
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
            background: white;
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        h1 {
            text-align: center;
            color: #333;
            margin-bottom: 30px;
            font-size: 28px;
        }

        .input-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            margin-bottom: 20px;
        }

        .input-group {
            display: flex;
            flex-direction: column;
        }

        label {
            font-weight: bold;
            margin-bottom: 8px;
            color: #555;
            font-size: 16px;
        }

        textarea {
            width: 100%;
            height: 300px;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 5px;
            font-family: 'Courier New', monospace;
            font-size: 14px;
            resize: vertical;
            transition: border-color 0.3s;
        }

        textarea:focus {
            outline: none;
            border-color: #667eea;
        }

        .button-g.........完整代码请登录后点击上方下载按钮下载查看