body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #f7f7f7;
    color: #333;
}

header {
    background-color: #333;
    color: white;
    padding: 24px;
}

nav a {
    color: white;
    margin-right: 16px;
    text-decoration: none;
    font-weight: bold;
}

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

main {
    padding: 24px;
    max-width: 900px;
    margin: auto;
}

section {
    margin-bottom: 36px;
}

img, video {
    max-width: 100%;
    margin-top: 8px;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 12px;
}