Production-Ready CSS Flexbox Generator

Flexbox Generator

Interactively design flexible 1D layouts with CSS Flexbox controls for alignment, direction, wrapping, gap spacing, and item sizing.

Flex Container Controls
16px
Live Visual Preview
Item 1
Item 2
Item 3
3 Items Active
Output Format:
display: flex;
flex-direction: row;
justify-content: center;
align-items: center;
flex-wrap: nowrap;
gap: 16px;

Curated Flexbox Layout Presets

Click any layout preset to apply navigation bars, vertical stacks, card rows, or centered layouts instantly.

Flex Alignment Rules

Test all combinations of main axis `justify-content` and cross axis `align-items` instantly.

CSS Gap Spacing

Adjust gap sliders to space out child elements cleanly without old margin hacks.

Production Ready CSS

Copy formatted CSS flex container declarations directly to your stylesheet.

What is a Flexbox Generator?

A Flexbox Generator visualizes CSS Flexible Box Layout (Flexbox) container properties, helping developers position items along main and cross axes cleanly.