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CSS Layout Generator

Online CSS layout generator with visual Flexbox and Grid settings, live preview, and CSS copy/download for frontend layout prototyping and teaching demos.

Layout Type

Flexbox Settings

Live Preview

Item 1
Item 2
Item 3

Generated CSS Code

.container {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  justify-content: flex-start;
  align-items: stretch;
  row-gap: 12px;
  column-gap: 12px;
}

.item {
  padding: 1rem;
  border: 1px solid #d1d5db;
  border-radius: 0.5rem;
  background-color: #f8fafc;
  text-align: center;
}

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Documentation

About CSS Layout Generator

This tool quickly generates Flexbox or Grid layout code with configurable options, live preview, and CSS export/download.

Key Features

  • Dual Engines: Switch between Flexbox and Grid.
  • Configurable Options: Direction, wrap, alignment, templates, and gaps.
  • Item Preview: Add/remove preview items to inspect distribution.
  • Preset Support: Common Grid presets for quick start.
  • Code Export: Copy or download generated CSS.

Steps

  1. Select layout type (Flexbox or Grid).
  2. Configure key layout parameters.
  3. Preview with dynamic item count.
  4. Copy/download generated CSS.

Use Cases

  • Building page/component layout scaffolds.
  • Testing alignment strategies quickly.
  • Translating design layout specs into code.

FAQ

Why does preview differ from my actual page?

Parent container constraints, global styles, and real content size can affect final layout. Validate in target context.

Flex or Grid for this case?

Use Flex for one-dimensional flow, Grid for two-dimensional structure. Combining both is common.

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