source: node_modules/prismjs/components/prism-css.js@ d24f17c

(function (Prism) {

        var string = /(?:"(?:\\(?:\r\n|[\s\S])|[^"\\\r\n])*"|'(?:\\(?:\r\n|[\s\S])|[^'\\\r\n])*')/;

        Prism.languages.css = {
                'comment': /\/\*[\s\S]*?\*\//,
                'atrule': {
                        pattern: RegExp('@[\\w-](?:' + /[^;{\s"']|\s+(?!\s)/.source + '|' + string.source + ')*?' + /(?:;|(?=\s*\{))/.source),
                        inside: {
                                'rule': /^@[\w-]+/,
                                'selector-function-argument': {
                                        pattern: /(\bselector\s*\(\s*(?![\s)]))(?:[^()\s]|\s+(?![\s)])|\((?:[^()]|\([^()]*\))*\))+(?=\s*\))/,
                                        lookbehind: true,
                                        alias: 'selector'
                                },
                                'keyword': {
                                        pattern: /(^|[^\w-])(?:and|not|only|or)(?![\w-])/,
                                        lookbehind: true
                                }
                                // See rest below
                        }
                },
                'url': {
                        // https://drafts.csswg.org/css-values-3/#urls
                        pattern: RegExp('\\burl\\((?:' + string.source + '|' + /(?:[^\\\r\n()"']|\\[\s\S])*/.source + ')\\)', 'i'),
                        greedy: true,
                        inside: {
                                'function': /^url/i,
                                'punctuation': /^\(|\)$/,
                                'string': {
                                        pattern: RegExp('^' + string.source + '$'),
                                        alias: 'url'
                                }
                        }
                },
                'selector': {
                        pattern: RegExp('(^|[{}\\s])[^{}\\s](?:[^{};"\'\\s]|\\s+(?![\\s{])|' + string.source + ')*(?=\\s*\\{)'),
                        lookbehind: true
                },
                'string': {
                        pattern: string,
                        greedy: true
                },
                'property': {
                        pattern: /(^|[^-\w\xA0-\uFFFF])(?!\s)[-_a-z\xA0-\uFFFF](?:(?!\s)[-\w\xA0-\uFFFF])*(?=\s*:)/i,
                        lookbehind: true
                },
                'important': /!important\b/i,
                'function': {
                        pattern: /(^|[^-a-z0-9])[-a-z0-9]+(?=\()/i,
                        lookbehind: true
                },
                'punctuation': /[(){};:,]/
        };

        Prism.languages.css['atrule'].inside.rest = Prism.languages.css;

        var markup = Prism.languages.markup;
        if (markup) {
                markup.tag.addInlined('style', 'css');
                markup.tag.addAttribute('style', 'css');
        }

}(Prism));