/* Dissolve all: */
/* @keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

body {
  animation: fadeIn 300ms ease-in forwards;
} */

/* Dissolve content (all elements with .dissolve) */
.dissolve {
  opacity: 0;
  transition: opacity 300ms ease-in;
}

.dissolve.loaded {
  opacity: 1;
}