.box{position:relative;width:30px;height:30px;border-radius:50%;background:linear-gradient(45deg,transparent,transparent 40%,#efb5b5),linear-gradient(#e5e7eb,#e5e7eb);animation:rotate 2.5s cubic-bezier(.79,.14,.15,.86) infinite}.box:after,.box:before{content:" ";position:absolute;inset:4px;background:#000;border-radius:inherit}.box:before{background:linear-gradient(45deg,transparent,transparent 10%,grey);filter:blur(32px)}@keyframes rotate{to{transform:rotate(1turn);filter:hue-rotate(1turn)}}