[Aetae]

bombino1,

function removeAndHideOffline() {
  document.body.insertAdjacentHTML('beforeend', '<style>.layoutWrapper > .hc-offline{display: none}</style>');
  document.querySelectorAll('.layoutWrapper > .hc-offline').forEach(
    element => element.parentNode.remove()
  )
}
removeAndHideOffline()