.watermark{
  position: fixed; inset: 0; pointer-events: none; opacity: .08;
  display:flex; align-items:center; justify-content:center;
  transform: rotate(-18deg); font-size: 2rem; font-weight: 700;
  text-align:center; z-index: 0; padding: 2rem;
}
.card, nav, .container { position: relative; z-index: 1; }
.no-select, .no-select *{ -webkit-user-select:none; user-select:none; }