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