body{margin:0;font-family:Segoe UI,sans-serif;background-color:#fff;color:#000}a{color:#000;text-decoration:none;margin-left:20px}nav{border-bottom:1px solid #333;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.container{max-width:800px;margin:0 auto;padding:2rem;text-align:center}img{max-width:100%;border:2px solid white;border-radius:10px;box-shadow:0 0 20px #fff1}