@keyframes rotation {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
.v-spinner {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 1px solid rgba(0, 120, 255, 0.5);
  box-shadow: 0px 0px 20px rgba(0, 120, 255, 0.5),
    inset 0px 0px 20px rgba(0, 120, 255, 0.5);
  margin: auto;
  position: relative;
  &-i {
    content: '';
    display: block;
    width: 0;
    height: 15px;
    position: absolute;
    top: calc(50% - 5px);
    left: 2px;
    box-shadow: 0px 0px 50px 10px #0078ff;
    transform-origin: 100px 0;
    animation: rotation linear 2s infinite;
  }
}