Editing JetPack Mobile Theme CSS Style Hi, this guide shows you step-by-step how to get started to edit the WordPress 5.x JetPack Plugin Mobile Theme CSS. And to Fix it is necessary to Install a JetPack Addon to Enable the WordPress 5 Custom CSS Module for JetPack. Customize Jetpack’s Mobile Theme by adding this plugin, and editing styles under Appearance > Edit CSS. Download Custom CSS JetPack’s Mobile Theme Addon Install it as a normal Worpress Plugin JetPack CSS Customizer. Finally, Edit JetPack Mobile CSS From WordPress Appearance > Edit CSS module. Then choose Additional CSS: Use this Class to …