.btn-share-whatsapp{
  width:100%;
  max-width:280px;
  height:46px;
  margin:0 auto 22px;
  background:linear-gradient(135deg,#25D366,#16a34a);
  color:#fff;
  border:0;
  border-radius:12px;
  font-weight:900;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  box-shadow:0 14px 28px rgba(37,211,102,.24);
  text-transform:uppercase;
  font-size:.88rem;
  transition:all .22s ease;
}
.btn-share-whatsapp:hover{
  background:linear-gradient(135deg,#20bd5c,#15803d);
  transform:translateY(-1px);
  box-shadow:0 18px 32px rgba(37,211,102,.30);
}