- CSS Grid
- CSS variables
- Google Fonts
- CSS ::before et ::after
- CSS Flexbox
- CSS Mediaqueries pour responsive
- Viewport
- Firefox Developer Edition + DevTools Grid / Responsive Design Mode
- Github Pages
- QR code
- Aspect ratio : carré
- cercles en JS
- CSS calc
- CSS nth-child
- https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Grid_Layout/Basic_Concepts_of_Grid_Layout
- https://gridbyexample.com/learn/
- https://coolors.co
- https://developer.mozilla.org/en-US/docs/Web/CSS
- https://css-tricks.com/snippets/css/a-guide-to-flexbox/
- https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Grid_Layout/CSS_Grid_Layout_and_Accessibility
- https://www.mozilla.org/fr/firefox/channel/desktop/
- https://developer.mozilla.org/en-US/docs/Mozilla/Mobile/Viewport_meta_tag
- https://www.unitag.io/fr/qrcode
- https://www.smashingmagazine.com/2013/03/tips-and-tricks-for-print-style-sheets/
- https://css-tricks.com/aspect-ratio-boxes/