Show a warning banner on every page to tell users about the usage of cookies and question for his or her data. Responsive design, Compatible on Mobile, Tablet. Customize back ground coloration,text colour… in Backoffice of Module (Optional) automatically close the cookie bar after a hold off (delay is configurable) https://socialmediatotal.com/story3887493/the-fact-about-enable-maintenance-mode-magento-2-that-no-one-is-suggesting