.app-container{display:flex;justify-content:center;align-items:center;height:100vh;background:linear-gradient(135deg,#667eea,#764ba2)}.app-container h1{color:#fff;font-size:4rem;font-weight:300;letter-spacing:2px;animation:fadeIn 1s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}:root{color:#ffffffde;background-color:#242424}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;display:flex;min-width:320px;min-height:100vh}#root{width:100%}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}button{background-color:#f9f9f9}}