Interactive CSS Flexbox Generator & Visual Playground
Experiment with flex-direction, justify-content, align-items, flex-wrap, and gap with real-time visual cards.
About This Tool
CSS Flexbox Generator & Playground provides an interactive canvas to visually test and generate CSS flexbox container code.
Key Features
Full primary and cross axis controls
Live interactive flex container preview
Adjustable gap and item counters
One-click CSS code copy
How to Use This Tool
- Select flex-direction (row, column, row-reverse, column-reverse).
- Choose justify-content and align-items alignments.
- Adjust gap and flex-wrap properties.
- Add or remove items to test responsive wrapping.
- Copy the CSS code.
Why Use This Tool
- Master CSS flexbox alignment rules visually without guessing.
- Instant copyable CSS container rules.
- Interactive item count testing.
Pro Tips
- Use 'justify-content: space-between' with 'align-items: center' for navigation headers
- Use modern 'gap' property instead of adding margins to child elements
Frequently Asked Questions
What is the difference between justify-content and align-items?
justify-content aligns items along the primary axis (horizontal in row mode), while align-items aligns along the cross axis (vertical in row mode).
What does flex-wrap: wrap do?
It allows flex items to wrap onto multiple lines when there is not enough room in the container.