Usage: cssnano [input] [output] {OPTIONS}

Options:

    --sourcemap,  -s    Generate a sourcemap within the minified output.

    --no-[featureName]  Disable any individual processor module by its name.
                        [featureName] can be any one of these:

                        autoprefixer       filterOptimiser    normalizeUrl
                        calc               filterPlugins      orderedValues
                        colormin           fontFamily         reduceIdents
                        convertValues      functionOptimiser  singleCharset
                        core               mergeIdents        styleCache
                        discardComments    mergeLonghand      uniqueSelectors
                        discardDuplicates  mergeRules         zindex
                        discardEmpty       minifyFontWeight
                        discardUnused      minifySelectors

    --version,    -v    Outputs the version number.

    --help,       -h    Outputs this help screen.
