body {
    font-family: 'Arial', sans-serif;
    background-color: #f4f4f4;
    color: #333;
    margin: 0;
    padding: 0;
}

header {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 20px;
}

header h1 {
    font-size: 2.5rem;
}

header p {
    font-size: 1.2rem;
}

section {
    padding: 20px;
}

section h2 {
    color: #5cb85c;
    font-size: 1.8rem;
}

section pre {
    background-color: #eee;
    padding: 15px;
    border-left: 4px solid #5cb85c;
    overflow-x: auto;
}

pre code {
    font-family: 'Courier New', Courier, monospace;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 20px;
    position: fixed;
    width: 100%;
    bottom: 0;
}

footer p {
    margin: 0;
}