CSS Flexbox Complete Guide | One-Dimensional Layouts

Learn CSS Flexbox with real-world examples. Master alignment, spacing, axes, and common UI patterns using clear explanations and live demos.
CSS Flexbox Complete Guide | One-Dimensional Layouts
Flexbox is one of the most important layout systems in modern CSS. If you already know basic CSS and want real control over alignment, spacing, and layout behavior, Flexbox is where CSS starts to feel logical instead of frustrating. This is a detailed intermediate-level guide. The goal is not just to show properties, but to explain how Flexbox thinks. You will learn one-dimensional layouts, alignment rules, spacing techniques, and real UI patterns using clear micro explanations and live examples. What is Flexbox? Flexbox is a one-dimensional layout model. One-dimensional means it works in one direction at a time : Horizontal (row) Vertical (column) Flexbox is designed to distribute space, align elements, and adapt layouts dynamically. It removes the need for floats, table hacks, and complex positioning. Info! Flexbox always has two roles: • Flex container – the parent element • Flex items – direct children only 1. display: flex (Starting Point) Flexbox begins when you apply display: flex …