@keyframes gradientMove {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.animated-bg {
  background: linear-gradient(-45deg, #ff416c, #ff4b2b, #1f4037, #99f2c8);
  background-size: 400% 400%;
  animation: gradientMove 12s ease infinite;
}