body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    background-color: #ffffff;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

h1, h2 {
    color: #333;
}

ol {
    padding-left: 20px;
}

ol li {
    margin-bottom: 10px;
}

p {
    margin-top: 20px;
    color: #555;
}