body,
html {
  height: 100%;
  margin: 0;
  padding: 0;
  width: 100%;
  overflow: hidden;
}

.fullscreen-image {
  width: 100vw;
  height: 100dvh;
  object-fit: cover;
  display: block;
}

@media (min-width: 768px) {
  .fullscreen-image {
    width: 100vw;
    height: 100vh;
    min-height: 100vh;
    object-fit: cover;
    display: block;
  }
}