.loader{aspect-ratio:4;--_g:no-repeat radial-gradient(circle closest-side, #fff 90%, #fff0);background:var(--_g) 0% 50%, var(--_g) 50% 50%, var(--_g) 100% 50%;background-size:25% 100%;width:30px;animation:1.1s linear infinite l7}.loader.isBlackColor{--_g:no-repeat radial-gradient(circle closest-side, #000 90%, #0000)}@keyframes l7{33%{background-size:25% 30%,25% 100%,25% 100%}50%{background-size:25% 100%,25% 30%,25% 100%}66%{background-size:25% 100%,25% 100%,25% 30%}}