.csslint

{
    "errors": [
        "important",
        "known-properties",
        "errors",
        "duplicate-properties ",
        "empty-rules",
        "fallback-colors",
        "font-faces",
        "star-property-hack",
        "import",
        "ids",
        "underscore-property-hack",
        "text-indent",
        "vendor-prefix",
        "zero-units"
    ],
    "warnings": [
        "shorthand",
        "overqualified-elements",
        "display-property-grouping",
        "duplicate-background-images",
        "bar",
        "regex-selectors",
        "selector-max-approaching",
        "font-sizes",
        "floats",
        "outline-none",
        "qualified-headings",
        "shorthand",
        "unique-headings",
        "universal-selector",
        "unqualified-attributes"
    ],
    "ignore": [
        "adjoining-classes",
        "box-sizing",
        "box-model",
        "bulletproof-font-face",
        "compatible-vendor-prefixes",
        "gradients"
    ]
}