/* Contain only the decorative hero bitmap's overscan, never page controls.
   On mobile .wrap is 88% wide. Expand this decorative viewport back to the
   full available page width, then restore identical inner gutters. This keeps
   the hero artwork coordinates/scale and vertical glow while clipping only
   horizontal overscan that otherwise widens the document scroll area. */
.hero-art-viewport { display:contents; }
@media(max-width:760px){
  .hero-art-viewport {
    display:flow-root;
    width:calc(100% / .88);
    margin-inline:calc((100% - 100% / .88) / 2);
    padding-inline:calc((100% / .88 - 100%) / 2);
    overflow-x:clip;
    overflow-y:visible;
  }
}