How to fix mobile menu on top in small devices in Zerif

If you want fixed/sticky menu in small devices also, then you need to install the plugin  Advanced CSS Editor and in Appearance -> Customize -> Advanced CSS Editor add the following code:

@media (max-width: 767px){
#main-nav, #main-nav.fixed {
position: fixed;
}
}

In case of any query, feel free to contact our  support forum.