body {
    background: #1c1c1e;
    color: #00bfff;
    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: #00bfff;
    color: #1c1c1e;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

    button:hover {
        background-color: #0099cc;
    }

nav.navbar {
    background-color: #2d2d2d;
    padding: 1rem;
}

    nav.navbar a {
        color: #00bfff;
        text-decoration: none;
        margin: 0 10px;
    }

.promo-image {
    margin-top: 20px;
    max-width: 90%;
    height: auto;
    border-radius: 12px;
}