*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
  font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  background:#0b0e14;color:#e6e9ef;
  display:flex;align-items:center;justify-content:center;
  -webkit-text-size-adjust:100%;
}
.wrap{width:100%;max-width:420px;padding:24px}
.card{
  background:#141922;border:1px solid #1f2733;border-radius:16px;
  padding:32px 24px;text-align:center;
}
.spin{
  width:36px;height:36px;margin:0 auto 18px;
  border:3px solid #1f2733;border-top-color:#4c8bf5;border-radius:50%;
  animation:sp .9s linear infinite;
}
@keyframes sp{to{transform:rotate(360deg)}}
h1{font-size:17px;font-weight:600;margin-bottom:8px}
p{font-size:13px;color:#8b96a5}