.taa-whatsapp {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 860;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #25d366;
  color: #fff;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity var(--duration-base), transform var(--duration-base);
}

.taa-whatsapp.is-visible {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}

.taa-whatsapp:hover {
  color: #fff;
  filter: brightness(1.06);
}

.taa-whatsapp svg {
  width: 26px;
  height: 26px;
}