@keyframes glowing {

  0% {

    background-color: #2ba805;

    box-shadow: 0 0 3px #2ba805;

  }

  50% {

    background-color: #49e819;

    box-shadow: 0 0 10px #49e819;

  }

  100% {

    background-color: #2ba805;

    box-shadow: 0 0 3px #2ba805;

  }

}