CSS Generators

Box Shadow

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Generate box-shadow CSS. - runs entirely in your browser. Free, fast and private.

How it works

Four simple steps

1

Add shadow layer

Create one or stacked box-shadow layers.

2

Tune offset and blur

Adjust x/y offset, blur, spread, and color alpha.

3

Preview on element

Sample card shows depth in real time.

4

Copy box-shadow

Copy CSS for cards, buttons, or modals.

Box Shadow

About Box Shadow

Box Shadow is a free css generators utility on OneDevToolkit. Generate box-shadow CSS. It runs in your browser for this session - use the workspace on this page to try it.

Need a related step? Open the CSS Generators hub at /css-tools/ or the <a href="/blog/">blog</a> for longer workflows.

Features

Lightning fast

Processes data instantly with no server round-trips.

100% private

Your data never leaves your browser. Nothing is uploaded.

No installation

Works in any modern browser. Nothing to download or install.

Free forever

No limits, no sign-up, no credit card required.

Cross-platform

Works on desktop, tablet and mobile devices.

Dark & light mode

Beautiful in both themes. Your preference is saved.

Keyboard shortcut

Ctrl Enter - Run tool

Use cases

For developers

Use Box Shadow to format, validate, or transform data while debugging or reviewing a PR.

For local workflows

Keep payloads on your device - no upload farm between you and the result.

With Recipes

Chain related code tools in Recipe Studio when you need multi-step transforms.

Instructions

How to use this tool

FAQ

Frequently asked questions

See all FAQs

Answers for this tool. For site-wide help, open the FAQ hub.

Box Shadow Generate box-shadow CSS. It runs entirely in your browser with instant feedback.

No server upload is required for formatting/validation. Clearing the page removes the text from memory.

Validators report problems; formatters beautify valid structure. Severely broken input may need manual fixes first.

Formatters and converters aim to preserve meaning. Always review diffs for mission-critical code before committing.

Paste smaller chunks if the tab slows down. Minifiers and deep validators scale with input size on the CPU you have.

Many tools support Ctrl/⌘+Enter to run and standard copy shortcuts. Check the tool toolbar for Sample / Clear / Download.

When options exist (spaces vs tabs, indent width), set them before copying output into your repo to match project style.

After the page loads, formatting continues offline. CDN libraries need an initial network load.

Bookmark Box Shadow, copy output into editors, or chain steps with Recipes.

View more FAQs

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