body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f4f4f4;
}

.container {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

header {
    text-align: center;
    border-bottom: 2px solid #007bff;
    padding-bottom: 20px;
    margin-bottom: 30px;
}

h1 {
    color: #007bff;
}

h2 {
    color: #007bff;
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 10px;
}

section {
    margin-bottom: 30px;
}

ul {
    padding-left: 30px;
}

footer {
    text-align: center;
    color: #666;
    padding-top: 20px;
    border-top: 1px solid #e0e0e0;
}

@media (max-width: 600px) {
    .container {
        padding: 15px;
    }
}