.ispinner {
  position: relative;
  width: 35px;
  height: 35px; }
  .ispinner .ispinner-blade {
    position: absolute;
    top: 11.5px;
    left: 15px;
    width: 5px;
    height:12px;
    background-color: #8e8e93;
    border-radius: 2.5px;
    animation: iSpinnerBlade 1s linear infinite;
    will-change: opacity; }
    .ispinner .ispinner-blade:nth-child(1) {
      transform: rotate(45deg) translateY(-11.5px);
      animation-delay: -1.625s; }
    .ispinner .ispinner-blade:nth-child(2) {
      transform: rotate(90deg) translateY(-11.5px);
      animation-delay: -1.5s; }
    .ispinner .ispinner-blade:nth-child(3) {
      transform: rotate(135deg) translateY(-11.5px);
      animation-delay: -1.375s; }
    .ispinner .ispinner-blade:nth-child(4) {
      transform: rotate(180deg) translateY(-11.5px);
      animation-delay: -1.25s; }
    .ispinner .ispinner-blade:nth-child(5) {
      transform: rotate(225deg) translateY(-11.5px);
      animation-delay: -1.125s; }
    .ispinner .ispinner-blade:nth-child(6) {
      transform: rotate(270deg) translateY(-11.5px);
      animation-delay: -1s; }
    .ispinner .ispinner-blade:nth-child(7) {
      transform: rotate(315deg) translateY(-11.5px);
      animation-delay: -0.875s; }
    .ispinner .ispinner-blade:nth-child(8) {
      transform: rotate(360deg) translateY(-11.5px);
      animation-delay: -0.75s; }
 
@keyframes iSpinnerBlade {
  0% {
    opacity: 0.85; }
  50% {
    opacity: 0.25; }
  100% {
    opacity: 0.25; } }