: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;background-image:url(/assets/bg-B5rQDCr4.png);background-size:cover;background-repeat:no-repeat;background-position:center}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;border-color:#d3d3d3}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}}#root{max-width:1280px;min-width:50%;min-height:90vh;display:flex;flex-direction:column;justify-content:space-evenly;align-items:center;margin:0 auto;padding:2rem}.App{display:flex;flex-direction:column;text-align:center;align-items:center;justify-content:space-evenly;min-height:90vh}.text{display:flex;flex-direction:column;text-align:center;text-shadow:0 0 20px rgba(1,181,31,.8)}.numbers{display:flex;justify-content:center;gap:10rem;width:80%;align-self:center}.flip-card{background-color:transparent;width:500px;height:300px;perspective:1000px}.flip-card-inner{position:relative;width:100%;height:100%;text-align:center;transition:transform .8s;transform-style:preserve-3d}.flip-card:hover{cursor:pointer}.flip-card-front,.flip-card-back{position:absolute;width:100%;height:100%;font-weight:700;display:flex;align-items:center;justify-content:center;-webkit-backface-visibility:hidden;backface-visibility:hidden;border:1px solid #f1f1f1}.flip-card-front{box-shadow:#f1f1f1 0 0 10px;border-radius:10px;opacity:.8}.flip-card-back{box-shadow:#f1f1f1 0 0 10px;border-radius:10px;transform:rotateX(-180deg);opacity:.8;display:flex;justify-content:center;gap:1rem}.answer-space{display:flex;flex-direction:row;align-items:center;justify-content:center;width:100%;height:100%;gap:1rem;margin:1rem}.answer-input{width:200px;padding:10px;border-radius:8px;color:gray;border:gray 2px solid;font-weight:700}.answer-form{display:flex;flex-direction:row;align-items:center;justify-content:center;gap:1rem}#wrong{color:#f08080;border:lightcoral 2px solid;font-weight:700}#correct{color:#90ee90;border:lightgreen 2px solid;font-weight:700}.button-container{display:flex;flex-direction:row;justify-content:center;gap:1rem}#disabled{background-color:#3b3b3b;color:gray;cursor:default;border-color:gray}#disabled:hover{border-color:gray}#disabled:focus,#disabled:focus-visible{outline:none}#enabled{background-color:#1a1a1a;cursor:pointer;border-color:#d3d3d3}#enabled:hover{border-color:#646cff}#enabled:focus,#enabled:focus-visible{outline:4px auto -webkit-focus-ring-color}#shuffle-on{color:#9fa4ff;font-weight:700}#shuffle-off{color:#fff;font-weight:400}