鹈鹕骑自行车 🚲

  body{
    margin:0; min-height:100vh; display:flex; flex-direction:column;
    align-items:center; justify-content:center; gap:14px;
    background:linear-gradient(#22344e,#141f33);
    font-family:"PingFang SC","Microsoft YaHei",sans-serif;
  }
  h1{color:#eef4fb;font-size:20px;font-weight:600;margin:0}
  .card{
    background:#0e1a2c;border-radius:18px;padding:12px;
    box-shadow:0 ...