Liquid Morph Button

.liquid-button {
  position: relative;
  width: 200px;
  height: 60px;
  border: none;
  border-radius: 30px;
  background: linear-gradient(135deg, #74ebd5 0%, #ACB6E5 100%);
  color: white;
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}
.liquid-button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150%;
  height: 150%;
  background: rgba(255,255,255,0.2);
  border-radius: 45%;
  transform: translate(-50%, -50%) rotate(0deg);
  animation: liquid-wave 6s linear infinite;
}
.liquid-button:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(116, 235, 213, 0.4);
}
.liquid-button:active {
  transform: scale(0.98);
}
@keyframes liquid-wave {
  0% { transform: translate(-50%, -50%) rotate(0deg); }
  100% { transform: translate(-50%, -50%) rotate(360deg); }
}