CSS Flex: how to center items vertically and horizontally - YouTube
Center elements with flexbox | Webflow University
How to Center Anything in CSS Using Flexbox and Grid ✨
CSS Flex Property - Dillion's Blog
html - Flexbox: center horizontally and vertically - Stack Overflow
Bootstrap 4 Vertical Center. How to vertically align anything | by Carol Skelly | WDstack | Medium
Vertical text alignment in buttons and inputs | CodyHouse
🔎Julia Evans🔍 on Twitter: "i'd extra love to know if I got something wrong in this one because I literally only learned that you can use margin: auto to center inside a