.promo-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.promo-overlay.active {
    opacity: 1;
    visibility: visible;
}

.promo-content {
    background-color: #fff;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    max-width: 90%;
    width: 400px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.promo-overlay.active .promo-content {
    transform: scale(1);
}

.promo-content h2 {
    color: #e74c3c;
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.promo-content p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.promo-btn {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: #e74c3c;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.promo-btn:hover {
    background-color: #c0392b;
}