Https://www.freecodecamp.org/learn/responsive-web-design/basic-css/add-different- padding-to-each-side-of-an-element - HTML-CSS - The freeCodeCamp Forum
CSS padding and margin – Explained with 4 HTML elements
Box model
Padding vs Margin: The Definitive Guide – UX Engineer
Margin vs Padding in CSS Explained - DEV Community 👩💻👨💻
When to use margin vs padding in CSS - Stack Overflow
How To Adjust the Content, Padding, Border, and Margins of an HTML Element With CSS | DigitalOcean
css - HTML DIV and padding issue - Stack Overflow
html - Make div full size of window with NO margin - Stack Overflow