body {
    font-family: Arial, sans-serif;
    background-color: #f8f9fa;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 800px;
    margin: 50px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #007bff;
    margin-bottom: 20px;
}

h2 {
    color: #28a745;
    margin-bottom: 10px;
}

pre {
    margin: 10px 0;
    padding: 10px;
    background-color: #f5f5f5;
    border: 1px solid #ccc;
    border-radius: 5px;
    overflow-x: auto;
}
xmp {
    margin: 10px 0;
    padding: 10px;
    background-color: #f5f5f5;
    border: 1px solid #ccc;
    border-radius: 5px;
    overflow-x: auto;
}