:root{font-family:Inter,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;-webkit-text-size-adjust:100%}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.card{padding:2em;border:1px solid #ccc;border-radius:10px;margin-bottom:1em}input{padding:.5em;margin:.5em;border-radius:5px;border:1px solid #ccc}button{padding:.5em 1em;border-radius:5px;border:1px solid #ccc;cursor:pointer}