.loader{aspect-ratio:2;--_g:no-repeat radial-gradient(circle closest-side, #000 90%, #0000);background:var(--_g) 0% 50%, var(--_g) 50% 50%, var(--_g) 100% 50%;background-size:33.3333% 50%;animation:1s linear infinite l3}.loader-white{--_g:no-repeat radial-gradient(circle closest-side, #fff 90%, #fff0)}@keyframes l3{20%{background-position:0 0,50%,100%}40%{background-position:0 100%,50% 0,100%}60%{background-position:0%,50% 100%,100% 0}80%{background-position:0%,50%,100% 100%}}