CSS

Master CSS layouts, custom properties, animations, and preprocessors.

Apr 17, 2026·10 min read

CSS Flexbox — The Complete Practical Guide

Most developers learned Flexbox from a cheat sheet and never understood the mental model. This guide builds it properly — container properties, item properties, the flex shorthand, and real layouts you can copy.

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Apr 17, 2026·10 min read

CSS Grid — Build Real Layouts Without Hacks

CSS Grid is universal since 2017, but the API has a lot of surface area. Here's what you actually use: fr units, template areas, auto-fill, and the patterns behind dashboards and responsive card grids.

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Apr 17, 2026·11 min read

CSS Animations — @keyframes, Transitions, and When to Use Each

Transitions react to state changes. @keyframes run on their own. Here's how each one works, the animation shorthand explained, fill-mode demystified, real examples (skeleton loader, spinner, toast, pulsing badge), and the performance details that keep animations at 60fps.

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