@keyframes long {
  0% {
      width: 0
  }

  25% {
      width: 25%
  }

  50% {
      width: 100%
  }

  75% {
      width: 25%
  }

  to {
      width: 0
  }
}
 

@keyframes rotate {
    50% {
        border-radius: 38%;
        transform: rotate(180deg);
    } 100% {
        border-radius: 45%;
        transform: rotate(360deg);
    }
}