// Toggle documentation menu with CSS when button in sub-header is clicked document.querySelector("section.header button.menu").addEventListener("click", () => { vegvisir.Navigation.shellElement.classList.toggle("menu-open"); }); // Close documentation menu when shell is being navigated vegvisir.Navigation.shellElement.addEventListener(vegvisir.Navigation.EVENTS.STARTED, () => { vegvisir.Navigation.shellElement.classList.remove("menu-open"); });