SublimeLinter.sublime-settings

 {
    "sublimelinter_mark_style": "outline",
    "csslint_options":
    {
        "adjoining-classes": false,
        "box-model": true,
        "box-sizing": "warning",
        "compatible-vendor-prefixes": "warning",
        "display-property-grouping": true,
        "duplicate-background-images": "warning",
        "duplicate-properties": true,
        "empty-rules": true,
        "errors": true,
        "fallback-colors": "warning",
        "floats": "warning",
        "font-faces": "warning",
        "font-sizes": "warning",
        "gradients": "warning",
        "ids": false,
        "import": "warning",
        "important": false,
        "known-properties": true,
        "outline-none": "warning",
        "overqualified-elements": "warning",
        "qualified-headings": "warning",
        "regex-selectors": "warning",
        "rules-count": "warning",
        "shorthand": "warning",
        "star-property-hack": "warning",
        "text-indent": "warning",
        "underscore-property-hack": "warning",
        "unique-headings": "warning",
        "universal-selector": "warning",
        "vendor-prefix": true,
        "zero-units": "warning"
    }
}