behavior scrollTopBehavior
    on scroll from the top of window
        if window's scrollY > 60
            add .scrolled to #header
        else
            remove .scrolled from #header
        end
end

behavior menuButtonClick
    on click from me
        add .menu-drawer-visible to #menu-drawer
end

behavior closeMenuDrawer
    on click from me
        remove .menu-drawer-visible from #menu-drawer
end

behavior openBrochureDownloadForm
    on click from me
        add .visible to #download-form-container
end

behavior closeBrochureDownloadForm
    on click from me
        remove .visible from #download-form-container
end