[role=button]{-webkit-tap-highlight-color:transparent}*{font-family:sans-serif}html,body{margin:0;padding:0;background:transparent}.check-king-effect,.capture-square-effect{position:absolute;inset:0;pointer-events:none}.check-king-rotate{position:absolute;inset:0;box-sizing:border-box;border:3.5px solid currentColor}.capture-square-rotate{position:absolute;inset:0;box-sizing:border-box;border:3.5px solid currentColor;opacity:0;transform:rotate(0) scale(2);animation:check-king-rotate .65s ease-out forwards}.check-king-rotate{opacity:0;transform:rotate(0) scale(2);animation:check-king-rotate .65s ease-out forwards}.check-king-rotate.persist{animation:check-king-rotate-persist .65s ease-out forwards}@keyframes check-king-rotate{0%{opacity:0;transform:rotate(0) scale(2)}25%{opacity:1}to{opacity:0;transform:rotate(180deg) scale(1)}}@keyframes check-king-rotate-persist{0%{opacity:0;transform:rotate(0) scale(2)}25%{opacity:1}to{opacity:1;transform:rotate(180deg) scale(1)}}