.spinner-loader{width:1em;height:1em;border:.175em solid rgba(0,0,0,.5);border-bottom-color:rgba(0,0,0,0);border-radius:50%;display:inline-block;box-sizing:border-box;animation:rotation 1s linear infinite}@keyframes rotation{0{transform:rotate(0)}100%{transform:rotate(360deg)}}