.spinner-border{vertical-align:text-bottom;border:3px solid;border-right-color:#0000;border-radius:50%;animation:.75s linear infinite spinner-border;display:inline-block}@keyframes spinner-border{to{transform:rotate(360deg)}}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}