html,
body {
  margin: 0 !important;
  padding: 0 !important;
  width: 100% !important;
  min-height: 100vh !important;
  background: #ffffff !important;
  overflow: hidden !important;
}

/* Obrázek přes celou obrazovku */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 999999;

  background-image: url("https://www.sendbbs.cz/obrazek/3/sendbbsworkinprogress-png-8374/") !important;
  background-size: contain !important;
  background-position: center center !important;
  background-repeat: no-repeat !important;
  background-color: #ffffff !important;
}

/* Schovat šablonu pod obrázkem */
body > * {
  opacity: 0 !important;
  pointer-events: none !important;
}