/* V3.1 restore layer: bring back the missing 3D visual without changing the rest of the theme */
.lab-3d .cube-scene{
  background-image:
    linear-gradient(145deg, rgba(6,4,3,.48), rgba(6,4,3,.18)),
    radial-gradient(circle at 68% 32%, rgba(245,130,18,.18), transparent 26%),
    url('../images/lab-3d-realistic.jpg');
  background-size:cover,auto,cover;
  background-position:center,center,center;
  background-repeat:no-repeat;
}
.lab-3d .cube-scene:before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(0,0,0,.12));
  pointer-events:none;
}
.lab-3d .cube,
.lab-3d .cube-shadow{z-index:2}