#whatsapp-button {
  position: fixed;
  z-index: 99;
  right: 2.5rem;
  bottom: 2.5rem;
}

.whatsapp-button-img {
  width: 3.75rem;
}

@media screen and (max-width: 940px) {
  #whatsapp-button {
    right: 1.5rem;
    bottom: 1.5rem;
  }
}