.sticky-btn {
  position: fixed;
  right: 20px;
  bottom: 190px;
  background: #47bbbc;
  color: #fff;
  padding: 14px 20px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  z-index: 9999;
  transition: all 0.3s ease;
}

.sticky-btn:hover {
  background: #47bbbc;
  transform: translateY(-3px);
}