/* Wrapper */
.rtb-wrap{ width:100%; }
.rtb-empty{
  padding:14px 16px;
  border:1px dashed #c3c4c7;
  border-radius:10px;
  background:#fff;
}

/* Desktop */
.rtb-desktop{ margin:0 auto; }
.rtb-desktop-stage{
  position:relative;
  width:100%;
  padding-top:37%; /* aspect ratio approx for your image; adjust if needed */
  background-size:contain;
  background-repeat:no-repeat;
  background-position:center center;
}

/* Hotspots */
.rtb-hotspot{
  position:absolute;
  display:block;
  border-radius:18px;
  background:rgba(255,255,255,0.0);
  outline:none;
}
a.rtb-hotspot:hover,
a.rtb-hotspot:focus{
  background:rgba(255,255,255,0.10);
  box-shadow:0 0 0 2px rgba(0,0,0,0.12) inset;
}

/* Mobile */
.rtb-mobile{ display:none; }
.rtb-mobile-item{
  display:block;
  margin:0 0 12px 0;
}
.rtb-mobile-item img{
  width:100%;
  height:auto;
  display:block;
  border-radius:14px;
}

/* Responsive switch */
@media (max-width: 768px){
  .rtb-desktop{ display:none; }
  .rtb-mobile{ display:block; }
}