csslint
csslint
TLDR
Lint a single CSS file
$ csslint [file.css]
Lint multiple CSS files
$ csslint [file1.css] [file2.css] [file3.css]
List all possible style rules
$ csslint --list-rules
Specify certain rules as errors (which result in a non-zero exit code)
$ csslint --errors=[errors,universal-selector,imports] [file.css]
Specify certain rules as warnings
$ csslint --warnings=[box-sizing,selector-max,floats] [file.css]
Specify certain rules to completely ignore
$ csslint --ignore=[ids,rules-count,shorthand] [file.css]