:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}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}}body{margin:0;font-family:Arial,sans-serif;display:flex;justify-content:center;align-items:center;height:100vh;background-color:#000}h1{font-size:1.8rem;color:#adff2f;text-align:center}.app-container{margin-top:-20px;padding:20px;border-radius:20px;box-shadow:0 1px 10px #adff2fcc;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.5rem;background-color:#000;height:650px}.board-grid{margin:-10px 50px;display:grid;grid-template-columns:repeat(9,0fr);border:2px solid black;cursor:pointer;width:fit-content;justify-content:center;align-items:center;box-shadow:0 1px 10px #adff2f}.board-cell{cursor:pointer;width:2.3vw;height:2.3vw;text-align:center;font-size:clamp(.8rem,2vw,1.2rem);background-color:#131212;border:1px solid gray;color:#adff2f}.border-top{border-top:3px solid whitesmoke}.border-left{border-left:3px solid whitesmoke}.border-right{border-right:3px solid whitesmoke}.border-bottom{border-bottom:3px solid whitesmoke}.board-cell.error{background-color:red!important;color:#fff!important;border:2px solid whitesmoke!important}.controls{display:flex;align-items:center;gap:1rem;margin-top:20px}.button-container{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center}button{box-shadow:0 1px 2px #2fffdc66;padding:.7rem 1.5rem;font-size:1rem;border:none;border-radius:.25rem;cursor:pointer;background-color:#000000d8;color:#adff2f;transition:background-color .3s ease-in-out}button:hover{box-shadow:0 1px 2px #adff2f;background-color:#000000d5}p{max-width:90vh}.solve-time{color:#adff2f;margin-top:2px;margin-bottom:-18px}.dropdown{position:relative}.dropdown-menu{display:none;position:absolute;background-color:#222;border-radius:8px;box-shadow:0 2px 6px #0000004d;top:100%;left:0;min-width:100px;z-index:10}.dropdown:hover .dropdown-menu{display:block}.dropdown-item{padding:8px 4px;color:#adff2f;cursor:pointer}.dropdown-item:hover{background-color:#333}label{font-size:1rem;color:#adff2f}.algorithm-selector{margin-bottom:12px}select{cursor:pointer;padding:.5rem .6rem;outline:none;color:#adff2f;background-color:#000000d5;box-shadow:0 1px 2px #adff2f}@media (max-width: 480px){.app-container{padding:15px}button{padding:.5rem 1rem;font-size:.8rem}p{max-width:70vw;font-size:.8rem;text-align:start}h1{font-size:1.2rem;margin-bottom:1rem}.board-grid{margin:0;grid-template-columns:repeat(9,1fr);width:fit-content}.board-cell{width:6vw;height:6vw;font-size:1rem}}@media (min-width: 481px) and (max-width: 768px){.board-grid{max-width:80vw}.board-cell{font-size:1rem}}@media (min-width: 769px){.board-grid{max-width:720px}.board-cell{font-size:1.2rem}}