.sticky-appointment-btn {
  position: fixed;
  bottom: 220px;
  right: 20px;
  background: #e160ce;
  color: #fff;
  padding: 14px 22px;
  font-size: 16px;
  font-weight: bold;
  border-radius: 50px;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  z-index: 9999;
  transition: 0.3s ease;
}

.sticky-appointment-btn:hover {
  background: #e498a3;
  transform: scale(1.05);
}