DESIGNING STICKY MENUS: UX GUIDELINES

Summary from the TLDR Web Dev newsletter

Sticky menus are very useful on mobile and in responsive web apps. However, there are a few things to keep in mind when you add them in, as they can greatly impact UX in certain situations, such as the behavior of the menu when the keyboard is up on mobile. This article discusses when you should & shouldn't use sticky menus, how to make sure it isn’t distracting to your users, and best practices to make sure they are always responsive and accessible.