body{
  background:#0b0f1a;
  color:#fff;
  font-family:system-ui,sans-serif;
  text-align:center;
  padding:40px;
}
button{
  padding:14px 22px;
  margin:8px;
  font-size:16px;
  border:none;
  border-radius:8px;
  cursor:pointer;
}
input{
  padding:10px;
  font-size:16px;
  border-radius:6px;
  border:none;
}
.actions{margin-top:30px;}
#qrcode{margin-top:20px;}