docs: function processCSS(state, minify, file) {
          /* jshint quotmark: false */
          var css = fs.readFileSync(file).toString(),
              js;
          state.css.push(css);
          
          if (minify) {
              css = css
          .replace(/\r?\n/g, '')
          .replace(/\/\*.*?\*\//g, '')
          .replace(/:\s+/g, ':')
          .replace(/\s*\{\s*/g, '{')
          .replace(/\s*\}\s*/g, '}')
          .replace(/\s*\,\s*/g, ',')
          .replace(/\s*\;\s*/g, ';');
          }
          //escape for js
          css = css
        .replace(/\\/g, '\\\\')
        .replace(/'/g, "\\'")
        .replace(/\r?\n/g, '\\n');
          js = "!angular.$$csp() && angular.element(document).find('head').prepend('<style type=\"text/css\">" + css + "</style>');";
          state.js.push(js);
          
          return state;
      }