body {
    font-family: sans-serif;
    margin: 2em;
    line-height: 1.6;
    background: #121212;
    color: #e0e0e0;
}

header,
main,
footer {
    max-width: 800px;
    margin: auto;
}

h1 {
    font-size: 1.8em;
    color: #ffffff;
}

h2 {
    font-size: 1.3em;
    margin-top: 1.5em;
    color: #dddddd;
}

a {
    color: #82aaff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

pre {
    white-space: pre-wrap;
    word-wrap: break-word;
    background: #1e1e1e;
    color: #e8e8e8;
    padding: 1em;
    border-left: 4px solid #555;
    border-radius: 4px;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}

footer {
    margin-top: 3em;
    font-size: 0.9em;
    color: #999;
}