.whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    border-radius: 50%;
    padding: 0;
    background-color: transparent;
    border: none;
    box-shadow: none;
    transition: all 0.3s ease;
    z-index: 1000;
}

.whatsapp-button img {
    width: 50px;
    height: 50px;
}

.whatsapp-button:hover {
    transform: scale(1.1);
    box-shadow: 0px 6px 15px rgba(0, 0, 0, 0.4);
}