.loader{width:24px;height:24px;border:3px solid #FFF;border-radius:50%;display:inline-block;position:relative;box-sizing:border-box;animation:rotation 1s linear infinite}.loader:after{content:"";box-sizing:border-box;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:30px;height:30px;border-radius:50%;border:3px solid transparent;border-bottom-color:#186ba6}@keyframes rotation{0%{transform:rotate(0)}to{transform:rotate(360deg)}}