body{margin:0;font-family:Arial,sans-serif;background-color:#1a1a1a;color:#fff}h1,h2,h3{color:#f0a500}.container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh}.button{background-color:#f0a500;border:none;border-radius:5px;color:#fff;padding:10px 20px;cursor:pointer;transition:background-color .3s}.button:hover{background-color:#d18a00}.stats{margin:20px;padding:10px;border:1px solid #f0a500;border-radius:5px}.inventory{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:10px}.nft-item{background-color:#333;border:1px solid #f0a500;border-radius:5px;padding:10px;text-align:center}