.loader{width:20px;height:20px;border-radius:50%;display:inline-block;position:relative;border:3px solid;border-color:#fff #fff transparent;box-sizing:border-box;animation:rotation 1s linear infinite}.loader:after{content:"";box-sizing:border-box;position:absolute;left:0;right:0;top:0;bottom:0;margin:auto;border:3px solid #c0c3fc;border-top-color:transparent;width:10px;height:10px;border-radius:50%;animation:rotationBack .5s linear infinite;transform-origin:center center}@Keyframes rotation{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@Keyframes rotationBack{0%{transform:rotate(0deg)}to{transform:rotate(-1turn)}}