.loader{animation:l13 1s linear infinite;aspect-ratio:1;background:radial-gradient(farthest-side,#000 94%,#0000) top/4px 4px no-repeat,conic-gradient(#0000 30%,#000);border-radius:50%;margin:auto;-webkit-mask:radial-gradient(farthest-side,#0000 calc(100% - 4px),#000 0);text-align:center;width:50px}@keyframes l13{to{transform:rotate(1turn)}}