https://web.dev/articles/optimize-cls?hl=fr
https://developer.mozilla.org/fr/docs/Web/CSS/@media/aspect-ratio
https://www.smashingmagazine.com/2020/03/setting-height-width-images-important-again/
https://www.smashingmagazine.com/2019/12/browsers-containment-css-contain-property/
https://web.dev/articles/lcp-lazy-loading?utm_source=lighthouse&utm_medium=devtools&hl=fr