Understanding Font sizing in CSS: em - px - pt - percent - rem
css - What does font-size really correspond to? - Stack Overflow
CSS font-size Property - GeeksforGeeks
How to decide CSS units for responsive website? - DEV Community
browser - When setting a font-size in CSS, what is the real height of the letters? - Stack Overflow
Getting Started With Setting HTML Font Size | Udacity Tech
A deep study on CSS Units
Change Button Font Size with JavaScript or CSS: 2 Easy Ways! | The Clever Dev
px - em - % - pt - keyword | CSS-Tricks - CSS-Tricks
Why You Should Use rem to Set Font Size in CSS
Font Size Units in Responsive Web Design
CSS Font-Size Property - Scaler Topics
Web Font Units: pt, px, em, % – Yingying Zhang
px - em - % - pt - keyword | CSS-Tricks - CSS-Tricks
Font Size with CSS
css - What does font-size really correspond to? - Stack Overflow
Font size conversion chart | Jesus facts, Writing services, Literature activities
Where are points (pt) in font size definitions? - Webflow Tips - Forum | Webflow
Control font sizes, line spacing, and word spacing - Build Your First Web Pages With HTML and CSS - OpenClassrooms
L'astuce du font-size: 62.5%; oui, non ou « ça dépend » ? – La Tête dans le Flux
Why designers should move from px to rem (and how to do that in Figma) | by Christine Vallaure | UX Collective
Why you should never use px to set font-size in CSS - Josh Collinsworth blog
CSS units for font-size: px | em | rem | by Dixita Ganatra | Medium
