#backdrop-container {
  position: relative;
  width: 100%;
  height: 100vh; /* adjust as needed */
  overflow: hidden;
}

.backdrop {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: opacity 1s ease-in-out;
  filter: blur(3px) brightness(0.5);
  transform: scale(1.03); /* stops blur from showing white edges */
}

#backdrop-a {
  opacity: 1;
  z-index: 1;
}

#backdrop-b {
  opacity: 0;
  z-index: 2;
}

#backdrop {
  position: fixed;
  inset: 0;
  background-image: url('backdrops/elanco1.png');
  background-size: cover;
  background-position: center;

  z-index: 0;
}