Here I share with you how to add 2 columns and 4 columns for desktop, and only 1 column for mobile. Step A: edit default_head_block.xml which is under “app/design/frontend/Optical4U/glasses/Magento_Theme/layout/ Step B: edit custom.css which is under “app/design/frontend/Optical4U/glasses/web/css/ Say we plan to add related articles at the bottom, same as https://www.optical4u.com/, login your magento 2.4 prescription… Continue reading How to Add Responsive Blocks for Magento 2.4?