: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{font-family:Arial,sans-serif;background-color:#f0f0f0;margin:0;padding:0;display:flex;justify-content:center;align-items:center;background:linear-gradient(to right,#ffecd2,#fcb69f)}.App{text-align:center;position:relative}h1{font-size:2.5rem;margin-bottom:5px;color:#333}.deck{display:grid;grid-template-columns:repeat(3,100px);grid-gap:10px;justify-content:center;margin-bottom:20px}.card{width:100px;height:100px;background-color:#fff;border-radius:10px;box-shadow:0 4px 8px #0000001a;cursor:pointer;transition:transform .3s ease;position:relative;overflow:hidden}.card.flipped{transform:rotateY(180deg)}.card.show{background-color:var(--card-color)}.info{display:flex;justify-content:space-between;align-items:center;padding:0 20px;font-size:1.2rem}.game-over{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#000c;color:#fff;padding:20px;border-radius:10px;box-shadow:0 4px 8px #0000001a;z-index:2}.game-over h2{margin:0 0 10px}.game-over button{background-color:tomato;color:#fff;border:none;padding:10px 20px;border-radius:5px;cursor:pointer;transition:background-color .3s ease}.game-over button:hover{background-color:#ff4500}.overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;z-index:1}