body {
    background: #121212;
    color: #ffffff;
    font-family: sans-serif;
    text-align: center;
    padding-top: 50px;
}

video {
    border: 2px solid #444;
    border-radius: 10px;
    max-width: 90%;
}

nav {
    margin-bottom: 30px;
}

nav a {
    color: #00ff00;
    text-decoration: none;
    margin: 0 15px;
}