html, body { width: 100%; height: 100%; padding: 0; margin: 0; overflow: hidden; background: #000; }
#site-shell {
  box-sizing: border-box;
  width: 100%;
  height: 100dvh;
  min-height: 0;
  display: grid;
  grid-template-rows: 90px minmax(0, 1fr);
  gap: clamp(12px, 1.5vh, 20px);
  padding: clamp(8px, 1.5vw, 24px);
}
#ad-banner-slot {
  width: min(970px, 100%);
  height: 90px;
  justify-self: center;
}
#unity-container, #unity-container.unity-desktop, #unity-container.unity-mobile {
  position: relative;
  min-width: 0;
  min-height: 0;
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  transform: none;
}
#unity-fullscreen-container { position: relative; flex: none; }
#unity-canvas { position: absolute; width: 100%; height: 100%; background: #231F20 }
#unity-fullscreen-container:fullscreen { width: 100% !important; height: 100% !important; }
#unity-loading-container { position: absolute; width: 100%; height: 100%; backdrop-filter: blur(5px); display: none; }
#unity-loading-bar { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); }
#unity-logo { width: 154px; height: 130px; background: url('unity-logo-dark.png') no-repeat center }
#unity-progress-bar-empty { width: 141px; height: 18px; margin-top: 10px; margin-left: 6.5px; background: url('progress-bar-empty-dark.png') no-repeat center }
#unity-progress-bar-full { width: 0%; height: 18px; margin-top: 10px; background: url('progress-bar-full-dark.png') no-repeat center }
#unity-footer { display: none }
.unity-mobile #unity-footer { display: none }
#unity-logo-title-footer { float:left; width: 102px; height: 38px; background: url('unity-logo-title-footer.png') no-repeat center }
#unity-build-title { float: right; margin-right: 10px; line-height: 38px; font-family: arial; font-size: 18px }
#unity-fullscreen-button { cursor:pointer; float: right; width: 38px; height: 38px; background: url('fullscreen-button.png') no-repeat center }
#unity-warning { position: absolute; z-index: 1; left: 50%; top: 5%; transform: translate(-50%); background: white; padding: 10px; display: none }

/* Small screens need the game space more than an external banner. */
@media (max-width: 767px), (max-height: 600px) {
  #site-shell {
    grid-template-rows: minmax(0, 1fr);
    gap: 0;
    padding: 0;
  }
  #ad-banner-slot { display: none; }
}