.loader{--_m:conic-gradient(#0000 10%, #000), linear-gradient(#000 0 0) content-box;-webkit-mask:var(--_m);-webkit-mask:var(--_m);mask:var(--_m);-webkit-mask-composite:source-out;animation:1s linear infinite l3;-webkit-mask-composite:source-out;mask-composite:subtract}@keyframes l3{to{transform:rotate(1turn)}}.progress{animation:2s linear infinite progress}.left-right{transform-origin:0 80%}@keyframes progress{0%{transform:translate(0)scaleX(0)}40%{transform:translate(0)scaleX(.4)}to{transform:translate(100%)scaleX(.5)}}