CSS Flexbox Generator — Free Online Tool
Configure all CSS Flexbox properties with a live preview. Set flex-direction, flex-wrap, justify-content, align-items, align-content, and gap. See exactly how items will arrange before copying the CSS.
100% client-side. No uploads. Your data never leaves your browser.
How to use CSS Flexbox Generator
- Set flex properties using the controls.
- Preview the layout with the item boxes.
- Copy the CSS.
Frequently Asked Questions
What is the difference between align-items and align-content?
align-items aligns items within a single row. align-content aligns multiple rows against each other (only has effect when flex-wrap is enabled).
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