.banner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #222;
    color: #fff;
    padding: 25px 30px;
    border-radius: 12px;
    box-shadow: 0 0 25px rgba(0,0,0,0.5);
    z-index: 99999;
    display: none;
    width: 90%;
    max-width: 450px;
    animation: popup 0.3s ease-out;
    text-align: center;
}

.banner-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.banner-text {
    font-size: 20px;
    font-weight: 600;
}

.banner-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.banner-buttons button {
    padding: 10px 18px;
    border: none;
    cursor: pointer;
    border-radius: 8px;
    font-size: 15px;
}

#contact-btn {
    background: #4CAF50;
    color: #fff;
}

#close-banner {
    background: #ff4747;
    color: #fff;
}

@keyframes popup {
    from {
        opacity: 0;
        transform: translate(-50%, -45%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}