Flexbox Generator
Build flexbox layouts with a visual editor and copy the generated CSS.
Free & unlimited
Layout presets
.container
1
2
3
4
5
Direction
Wrap
Justify content
Align items
Gap
12pxContainer height
220pxItems
Tip
Use flex-wrap: wrap with gap for responsive card grids without media queries. Toggle "Variable height" to see how alignment handles differently-sized items.
.container {
display: flex;
flex-direction: row;
flex-wrap: nowrap;
justify-content: flex-start;
align-items: stretch;
gap: 12px;
}All processing happens in your browser. No data is sent to any server.
About this tool
- 1
Configure container
Set flex-direction, justify-content, align-items, flex-wrap, and gap.
- 2
Add items
Add flex items and configure their individual properties.
- 3
Preview layout
See the flexbox layout update in real-time.
- 4
Copy CSS
Copy the generated CSS for both container and items.
- justify-content controls the main axis; align-items controls the cross axis.
- flex-wrap: wrap allows items to flow to the next line.
- gap is the modern way to add spacing between flex items.
- Use flex-grow to make specific items fill available space.
- All flex properties
- Item configuration
- Visual preview
- CSS output
- Responsive
- Build navigation bars and menus.
- Create card grid layouts.
- Center elements vertically and horizontally.
- Learn flexbox through interactive experimentation.