body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: #333;
    line-height: 1.6;
}

header {
    background: #222;
}

nav {
    max-width: 800px;
    margin: 0 auto;
    padding: 1em;
}

nav a {
    color: #fff;
    text-decoration: none;
    margin-right: 1.5em;
    font-weight: bold;
}

nav a:hover {
    text-decoration: underline;
}

main {
    max-width: 800px;
    margin: 0 auto;
    padding: 2em 1em;
}

h1, h2, h3 {
    color: #111;
}

a {
    color: #0056b3;
}

footer {
    background: #f2f2f2;
    padding: 2em 1em;
    margin-top: 2em;
}

footer .footer-content {
    max-width: 800px;
    margin: 0 auto;
}

footer img {
    height: 24px;
    margin-right: 0.5em;
}

footer p {
    margin: 0.3em 0;
}

.copyright {
    text-align: center;
    margin-top: 1.5em;
    font-size: 0.9em;
    color: #666;
}