CSS Grid Generator

Generate CSS Grid layouts free online with live preview. Adjust rows, columns, and gap visually, with ready-to-copy grid-template-columns and grid-template-rows CSS.

Columns: 3

Rows: 2

Gap: 10px

Browser only.

How to Use This Tool

Set columns and rowsChoose your grid dimensions

Adjust the gapControl spacing between grid items

Copy the generated CSSApply directly to your grid container

CSS Grid Generator is a free online tool that works entirely in your browser — no signup, no data uploaded, no limits.

Two-Dimensional Layout, Visually Constructed

CSS Grid's real power is controlling rows and columns together as a coordinated system, which is genuinely easier to grasp by manipulating a live grid than by mentally tracking track sizes from a CSS declaration alone. This generator builds the grid-template-columns and grid-template-rows values as you adjust visual sliders.

Why the fr Unit Is Grid-Specific

The fr (fraction) unit represents a proportional share of remaining space after any fixed-size tracks are subtracted -- a flexible sizing concept that doesn't exist outside Grid. Equal fr values across all tracks (the pattern this generator uses) produces evenly distributed columns and rows that scale together as the container resizes.

Grid Versus Flexbox -- Choosing Based on Dimensionality

The deciding factor between Grid and Flexbox is usually whether your layout genuinely needs two-dimensional alignment (items lining up across both rows and columns) or just one-dimensional arrangement (a single row or column). Grid handles the former naturally in ways Flexbox structurally cannot.

Frequently Asked Questions

The number and size of columns in the grid. A value like '1fr 1fr 1fr' creates three equal-width columns that share available space proportionally, while specific values like '200px 1fr' mix a fixed-width column with a flexible one.

fr stands for 'fraction' -- it represents a proportional share of available space after fixed-size tracks are accounted for. '1fr 2fr' creates two columns where the second is twice as wide as the first, a flexible sizing approach unique to CSS Grid.

Grid handles two-dimensional layout -- rows and columns together -- in a way Flexbox cannot do as naturally. If your layout genuinely needs to align content across both rows and columns simultaneously, Grid is the more appropriate tool.

This generator sets explicit row and column tracks based on your input, which works well for layouts with a known, fixed structure. CSS Grid also supports auto-generating additional rows as content overflows, a more advanced pattern beyond this generator's basic scope.

Yes, CSS Grid has been well-supported across all current major browsers for years without needing vendor prefixes, making it safe to use in production without fallback concerns.