.whatsapp-button {
  position: fixed;
  bottom: 100px;
  right: 15px;
  width: 56px;
  height: 56px;
  background-color: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  z-index: 1000;
}
.whatsapp-button img {
  width: 28px;
  height: 28px;
}