Megamenu from the "+" button does not survive the Collapse of the Sidebar

[nekohayo]

As you can see in this video from the v5 SaaS version, the positioning of your megamenu widget is offset into the negative left margin of the viewport when the sidebar has collapsed before the rest of civilization:

invoice.ninja.collapsed.menu.sidebar.causes.general.collapse.of.the.+.button.megamenu.webm