#hideMeAfter5Seconds {
  animation: hideAnimation 0s ease-in 6s;
  animation-fill-mode: forwards;
}

@keyframes hideAnimation {
  to {
    visibility: hidden;
    width: 0;
    height: 0;
  }
}

/* Hero full screen */
#hero-rse{
  height: 100vh !important;      /* desktop */
  min-height: 100vh !important;
  display: flex;
  align-items: center;            /* centre vertical */
  justify-content: center;        /* centre horizontal (optionnel) */
  padding: 0 !important;          /* retire l'espace interne si besoin */
}