#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.logo{height:6em;padding:1.5em;will-change:filter}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa)}.logo.react:hover{filter:drop-shadow(0 0 2em #61dafbaa)}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion: no-preference){a:nth-of-type(2) .logo{animation:logo-spin infinite 20s linear}}.card{padding:2em}.read-the-docs{color:#888}.instructions{border-radius:2px;max-width:300px;padding:14px;margin:auto;opacity:0;transform:translateY(-5px)}.instructions.loaded{transition:.5s ease-in-out .7s;opacity:1;transform:translateY(0)}.instructions h4{margin:0 0 7px;font-size:16px;text-align:left}.instructions p{margin:0;font-size:14px;text-align:left;line-height:1.2em;font-size:12px}.chessboard{display:grid;width:300px;height:300px;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(8,1fr);grid-gap:0px;position:relative;border:3px solid #3f3f3f;background:#cccccc;margin:auto auto 12.5%}.chessboard-marker{position:absolute;display:flex}.chessboard-marker.row{right:100%;width:12.5%;height:100%;flex-direction:column}.chessboard-marker.column{top:100%;left:0;width:100%;height:12.5%;flex-direction:row}.chessboard-marker .square{flex:1;border:none;display:flex;align-items:center;justify-content:space-around}.chessboard-marker .square span{text-transform:uppercase;font-weight:700;font-size:12px}.square{border:1px solid #999999;position:relative}.square.possible{background:mediumseagreen!important}.chess-piece{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transform:translateY(-5px)}.chess-piece.loaded{transition:.2s ease-in-out;opacity:1;transform:translateY(0)}.chess-piece img{width:100%;height:100%;object-fit:contain}*{-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-o-user-select:none;user-select:none}.modal-background{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;align-items:center;justify-content:space-around}.modal{border-radius:3px;background:#1d1d1d;max-width:200px;box-shadow:0 0 6px 3px #00000040}.modal h3{margin:0;font-size:16px;text-align:center;padding:10px 10px 0}.modal p{margin:0;font-size:12px;text-align:center;line-height:1.2em;padding:0 10px}.modal button{display:block;background:none;border-top:1px solid #333;width:100%;font-size:12px;margin-top:10px;border-radius:0 0 3px 3px}:root{font-family:Inter,Avenir,Helvetica,Arial,sans-serif;font-size:16px;line-height:24px;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#171717;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;-webkit-text-size-adjust:100%}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}