body {
  background: #061625 url('/background-artwork-8-54.jpg') center top / cover fixed no-repeat;
  background-attachment: fixed;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: rgba(3, 12, 22, .2);
  pointer-events: none;
}

@media (max-width: 820px) {
  body { background-position: center top; background-size: auto 100vh; }
}