body {
    background: #2d004d;
    color: #00f0ff;
    font-family: 'Segoe UI', sans-serif;
    text-align: center;
    margin: 0;
    padding: 0;
}
.container {
    padding: 2rem;
}
ul {
    list-style-type: none;
    padding: 0;
    margin: 0 auto;
}
button {
    margin-top: 20px;
    padding: 10px 20px;
    font-size: 1.2rem;
    background-color: #00f0ff;
    color: #2d004d;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}
button:hover {
    background-color: #00ddee;
}
nav.navbar {
    background-color: #3a0a5d;
    padding: 1rem;
}
nav.navbar a {
    color: #00f0ff;
    text-decoration: none;
    margin: 0 10px;
}
.promo-image {
    margin-top: 20px;
    max-width: 90%;
    height: auto;
    border-radius: 12px;
}