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csslint — Lint CSS code. More information: <https://github.com/CSSLint/csslint/wiki/Command-line-interface>.

Submitted by: @import:tldr-pages·Mar 2, 2026·

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How to use the csslint command: Lint CSS code. More information: <https://github.com/CSSLint/csslint/wiki/Command-line-interface>.

csslint — Lint CSS code. More information: <https://github.com/CSSLint/csslint/wiki/Command-line-interface>.

Lint a single CSS file:

csslint {{file.css}}

Lint multiple CSS files:

csslint {{file1.css file2.css ...}}

List all possible style rules:

csslint --list-rules

Treat certain rules as errors (which results in a non-zero exit code):

csslint --errors={{errors,universal-selector,imports}} {{file.css}}

Treat certain rules as warnings:

csslint --warnings={{box-sizing,selector-max,floats}} {{file.css}}

Ignore specific rules:

csslint --ignore={{ids,rules-count,shorthand}} {{file.css}}

Lint a single CSS file

csslint {{file.css}}

Lint multiple CSS files

csslint {{file1.css file2.css ...}}

List all possible style rules

csslint --list-rules

Treat certain rules as errors (which results in a non-zero exit code)

csslint --errors={{errors,universal-selector,imports}} {{file.css}}

Treat certain rules as warnings

csslint --warnings={{box-sizing,selector-max,floats}} {{file.css}}

tldr-pages: common/csslint

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