.whatsapp-button {
position: fixed;
bottom: 20px;
right: 20px;
z-index: 1000;
}
.whatsapp-button img {
width: 60px;
height: 60px;
border-radius: 50%;
box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2);
}