/* One playback clock, five windows. Keep the existing header, overlap and motion. */
.home-video-source {
  position:absolute; left:0; top:0; width:1px; height:1px;
  opacity:0; pointer-events:none;
}
.section[data-sec="0"] .frame-viewport .home-scene-canvas {
  position:absolute; inset:0; width:100%; height:100%;
  display:block; pointer-events:none;
}