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<html lang="en">
<head>
  <meta charset="utf-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1" />
  <title>Offline | Illustrations DB</title>
  <style>
    body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial;
         margin:0;min-height:100vh;display:grid;place-items:center;
         background:#f7f9fc;color:#1f2937}
    .card{background:#fff;padding:2rem;border-radius:1rem;
          box-shadow:0 10px 30px rgba(0,0,0,.06);max-width:32rem}
    h1{margin:0 0 .5rem 0;font-size:1.5rem}
    p{margin:.25rem 0;color:#4b5563}
    .btn{display:inline-block;margin-top:1rem;padding:.6rem 1rem;
         border-radius:.75rem;text-decoration:none;background:#2f6cab;color:white}
  </style>
</head>
<body>
  <div class="card">
    <h1>You’re offline</h1>
    <p>You can still view pages you recently opened.</p>
    <p>When you’re back online, the app will refresh automatically.</p>
    <a class="btn" href="/">Try Home</a>
  </div>
</body>
</html>