* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Arial', sans-serif;
        }
        
        body {
            background-color: #f5f5f5;
            color: #333;
            line-height: 1.6;
            padding: 20px;
        }
        
        main {
            max-width: 800px;
            margin: 0 auto;
            background-color: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        h1, h2, h3 {
            color: #c41e3a;
            margin-bottom: 15px;
        }
        
        h1 {
            font-size: 28px;
            margin-bottom: 20px;
        }
        
        h2 {
            font-size: 22px;
            margin-top: 25px;
        }
        
        p, ul, table {
            margin-bottom: 15px;
        }
        
        ul {
            padding-left: 20px;
        }
        
        li {
            margin-bottom: 8px;
        }
        
        table {
            width: 100%;
            border-collapse: collapse;
        }
        
        th, td {
            border: 1px solid #ddd;
            padding: 10px;
            text-align: left;
        }
        
        th {
            background-color: #f9f9f9;
        }