@keyframes blueGlowButton {
  0% {
    box-shadow: 0 0 10px rgba(11,35,79,0.28), 0 0 20px rgba(21,58,120,0.18);
    transform: scale(1);
  }
  50% {
    box-shadow: 0 0 22px rgba(11,35,79,0.55), 0 0 38px rgba(21,58,120,0.35);
    transform: scale(1.03);
  }
  100% {
    box-shadow: 0 0 10px rgba(11,35,79,0.28), 0 0 20px rgba(21,58,120,0.18);
    transform: scale(1);
  }
}

@keyframes blueShine {
  0% { left: -75%; }
  100% { left: 130%; }
}