.home-source-shell {
  position: relative;
  width: 100%;
  min-height: 5000px;
  overflow: hidden;
  background: #f4f7fb;
}

.home-source-frame {
  display: block;
  width: 100%;
  height: 5000px;
  border: 0;
  background: #f4f7fb;
  opacity: 0;
  transition: opacity .24s ease;
}

.home-source-frame.is-ready {
  opacity: 1;
}

@media (max-width: 640px) {
  .home-source-shell,
  .home-source-frame {
    min-height: 6100px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-source-frame {
    transition: none;
  }
}