.wfb-whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
}
.wfb-whatsapp-button img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}
.wfb-whatsapp-button img:hover {
    transform: scale(1.1);
}