*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;background-color:#242424;color:#ffffffde;min-height:100vh;display:flex;justify-content:center;align-items:center}#root{width:100%}.app{text-align:center;padding:2rem}h1{font-size:2.5rem;margin-bottom:1.5rem}.card{padding:1rem}button{font-size:1rem;padding:.6rem 1.4rem;border-radius:8px;border:1px solid transparent;background-color:#1a1a1a;color:inherit;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}