#hero-slides img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1.4s ease-in-out;
}
#hero-slides img.is-on { opacity: 1; }
#contact-success { display: none; }
#contact-success.is-on { display: block; }
#contact-form.is-hidden { display: none; }
html.no-js [data-reveal] { opacity: 1; transform: none; }