#whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 20px;
  right: 20px;
  background-color: #25d366;
  border-radius: 50%;
  box-shadow: 2px 2px 5px #999;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

#whatsapp-float img {
  width: 35px;
  height: 35px;
}