HTML/CSS
Semantic HTML5 markup, modern CSS layout models (Flexbox & Grid), responsive design techniques, and CSS custom properties.
Semantic elements (<header>, <nav>, <article>, <section>), accessibility (ARIA), and DOM trees.
Semantic HTML5 & Document Structure
Semantic elements (<header>, <nav>, <article>, <section>), accessibility (ARIA), and DOM trees.
The CSS Cascade algorithm, specificity vectors, box-sizing models, margin collapsing, and Block Formatting Contexts (BFC).
CSS Fundamentals & Box Model Mechanics
Cascade sorting, specificity vector calculation, border-box geometry, margin collapsing rules, and stacking contexts.
1D Flexbox layout algorithms, flex-grow/shrink distributions, 2D CSS Grid track sizing, fractional units, and layout performance optimization.
Modern Layout Systems - Flexbox & CSS Grid
Flexbox axis alignment, flex item sizing calculations, CSS Grid explicit and implicit tracks, and subgrid architecture.
Fluid typography with clamp(), Container Queries, CSS custom properties scoping, BEM/utility architecture, and GPU compositor pipelines.
Responsive Web Design & Modern CSS Features
Container queries, fluid typography formulas, Critical Rendering Path optimizations, and GPU hardware-accelerated transforms.