.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 1000;
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  border: 3px solid #fff;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  box-shadow: 0 10px 30px rgba(10, 18, 35, .28);
  transition: transform .2s ease, box-shadow .2s ease;
}

.whatsapp-float:hover,
.whatsapp-float:focus-visible {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 14px 34px rgba(10, 18, 35, .36);
}

.whatsapp-float svg {
  width: 34px;
  height: 34px;
  fill: currentColor;
}

@media (max-width: 600px) {
  .whatsapp-float {
    right: 16px;
    bottom: 16px;
    width: 58px;
    height: 58px;
  }
}