.lds-ring{display:inline-block;position:relative;width:64px;height:64px;}
.lds-ring div{box-sizing:border-box;display:block;position:absolute;width:51px;height:51px;margin:6px;border:6px solid #fff;border-radius:50%;animation:lds-ring 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;border-color:#fff transparent transparent transparent;}
.lds-ring div:nth-child(1){animation-delay:-0.45s;}
.lds-ring div:nth-child(2){animation-delay:-0.3s;}
.lds-ring div:nth-child(3){animation-delay:-0.15s;}
@keyframes lds-ring{0%{transform:rotate(0deg);}
  100%{transform:rotate(360deg);}
}