.semi-circle{clip-path:ellipse(100% 50% at 0 50%)}.semi-circle-reverse{clip-path:ellipse(100% 50% at 100% 50%)}.animate-revealLoop{animation:revealLoop 2.1s linear infinite}@keyframes revealLoop{0%,70%{opacity:0}10%,60%{opacity:1}71%,to{opacity:0}}