CSS Flexbox Playground — A visual editor for CSS Flexbox. Pick container properties (flex-direction, flex-wrap, justify-content, align-items, align-content, gap) and item properties (flex-grow, flex-shrink, flex-basis, align-self, order) and see the layout update in real time. Copy the generated CSS when you are done.
All rendering happens locally. The CSS you generate never leaves your browser.
Was CSS Flexbox Playground useful?
CSS Flexbox Playground是什么？
A visual editor for CSS Flexbox. Pick container properties (flex-direction, flex-wrap, justify-content, align-items, align-content, gap) and item properties (flex-grow, flex-shrink, flex-basis, align-self, order) and see the layout update in real time. Copy the generated CSS when you are done.
Useful for learning flexbox, prototyping a layout before writing code, or debugging a flexbox issue. The generated CSS is plain — no preprocessor, no framework — and works in any modern browser.
使用方法
-
Adjust container controls
Set flex-direction, flex-wrap, justify-content, align-items, align-content, and gap.
-
Edit each item
Click any item in the preview to select it. Then adjust its flex-grow, flex-shrink, flex-basis, align-self, and order.
-
Add or remove items
Use the + and × buttons to add or remove items from the flex container.
-
Copy the generated CSS
Copy the generated CSS from the right-hand panel.
常见问题
相关指南
How to Build a CSS Grid Layout (with Real Examples)
A practical guide to CSS Grid: when to use it (and when flexbox is the better choice), the six properties that matter, how named lines and areas work, and how to experiment with a live layout in your browser before committing it to a stylesheet.
The 8 Best Free CSS Tools in 2026 (No Signup, No Upload)
A curated list of the best free CSS tools: gradient generators, box-shadow builders, flexbox / grid playgrounds, minifiers, and animation builders. All run in your browser.
How to Build a CSS Flexbox Layout (with Real Examples)
A practical guide to flexbox: when to use it (and when not to), the six properties that matter, the common gotchas with align-items and flex-basis, and how to experiment with a live layout in your browser before committing it to a stylesheet.
相关工具
CSS Grid Playground
Visual playground for CSS Grid. Define rows, columns, and gaps, place items by area or line number, and copy the generated CSS.
CSS Gradient Generator
Build linear and radial CSS gradients visually. Pick colors, drag stops, copy the CSS.
CSS Minifier
Shrink CSS by stripping comments, collapsing whitespace, and tightening punctuation. See byte savings live.
颜色选择器
从图片中挑选颜色,获取 HEX、RGB、HSL 和 CMYK 值。免费、在浏览器中运行,无需上传。
Last reviewed: 2026-09-25