body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
    color: #333;
    background-color: #f9f9f9;
}

.container {
    background: #fff;
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

h1 {
    color: #222;
    border-bottom: 3px solid #eee;
    padding-bottom: 15px;
    margin-top: 0;
}

h2 {
    color: #444;
    margin-top: 30px;
}

ul {
    padding-left: 20px;
}

li {
    margin-bottom: 10px;
}

.back-link {
    display: inline-block;
    margin-top: 30px;
    text-decoration: none;
    color: #0066cc;
    font-weight: bold;
}

.back-link:hover {
    text-decoration: underline;
}

@media (max-width: 600px) {
    body {
        padding: 10px;
    }
    .container {
        padding: 20px;
    }
}