web.dev

web.dev is Google's Chrome Developer Relations guide to building modern web experiences that work in every browser, published in many languages. It runs full Learn courses on HTML, CSS, JavaScript, accessibility and performance, patterns for common UI needs, case studies and monthly Baseline digests on which features are safe to use, with deep guidance on Core Web Vitals such as INP and LCP. The CSS and UI section, with pieces on subgrid, new colour functions and typography that adapts to user preferences, is the place to start for designers.