{% comment %} Offline banner. Shown only while
has djust-offline, which the client sets from the browser's network state (#3041). The hiding is the dj-offline-show CSS from {% djust_pwa_head %} or {% djust_offline_styles %}, so include one of them. dj-offline="show" is kept for apps that style against it; the client does not read it (#3051). {% endcomment %}