.whatsapp-button {
  position: fixed;
  bottom: 30px;
  right: 30px;
  height: 60px;
  width: 60px;
  background-color: #25d366;
  border-radius: 50%;
  font-size: 35px;
  box-shadow: 1px 1px 10px #3ae177;
  display: flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  transition: 0.3s;
  z-index: 1000;
}

.whatsapp-button:hover {
  transform: scale(1.07);
}

.whatsapp-button > i {
  transform: translateY(-16%);
}