CSS padding vs margin: What's the difference?
Padding and Margin Explained
padding-block CSS-Tricks - CSS-Tricks
CSS — Padding VS Margin For Dummies, by Liu Zuo Lin, CodeX
CSS padding vs margin: What's the difference?
Margin vs Padding - javatpoint
Learn CSS Box Model and its Properties with Examples
Padding, margin and border - ProPhoto Support
css - Difference between margin and padding? - Stack Overflow
CSS Margin vs. Padding What's The Difference And How To Use?
Padding vs Margin: The Definitive Guide – UX Engineer