About Lightning
Lightning is a WordPress theme designed to facilitate the creation of a website without specialized knowledge of web production.
ExUnit
By using the multi-function plug-in "VK All in One Expansion Unit (free)", you can use the various useful functions and rich widgets.
VK Blocks
Plugin VK Blocks is a block library that adds various blocks and styles and functions that are useful for building your business websites.
VK Filter Search
Plugin VK Filter Search (free) can create the Filter Serach Block on your edit screen. It enable to filter search on post type and terms.
Layout Control
Lightning has column control function that you can secific column number from "Appearance > Customize > Lightning Design Setting" and specific post edit screen.