Flexbox Generator

What is Flexbox Generator?

Free online CSS Flexbox generator. Visually set flex containers main axis, cross axis, alignment, and direction. Real-time preview, one-click CSS export. Perfect for rapid prototyping and layout debugging.

Use Cases

  • ◆Navigation bars
  • ◆Card layouts
  • ◆Centering
  • ◆Responsive components

How to Use

  1. 1Choose main/cross axis direction
  2. 2Set alignment
  3. 3Preview in real time
  4. 4Copy CSS code

Features

  • ✓Visual controls
  • ✓Live preview
  • ✓Full property set
  • ✓CSS export

FAQ

When should I use Flexbox?

For 1D layouts like nav bars, button groups, and centering.

Should I use Flexbox or Grid?

Flexbox for 1D, Grid for 2D. They often work together.

When should I use Flexbox vs Grid?

Flexbox for 1D layouts (row or column), Grid for 2D layouts (rows and columns). They work great together.

justify-content vs align-items?

justify-content aligns along the main axis, align-items along the cross axis. Main axis is set by flex-direction.

Does flex-wrap work everywhere?

Yes. flex-wrap is supported in all modern browsers and IE11. It allows items to wrap to the next line.

What is flex-grow vs flex-shrink?

flex-grow controls how much an item grows with extra space. flex-shrink controls how much it shrinks when space is tight.