Prism.languages.css.selector = {
pattern: /[^\{\}\s][^\{\}]*(?=\s*\{)/g,
inside: {
'pseudo-element': /:(?:after|before|first-letter|first-line|selection)|::[-\w]+/g,
'pseudo-class': /:[-\w]+(?:\(.*\))?/g,
'class': /\.[-:\.\w]+/g,
'id': /#[-:\.\w]+/g
}
};
Prism.languages.insertBefore('css', 'ignore', {
'hexcode': /#[\da-f]{3,6}/gi,
'entity': /\\[\da-f]{1,8}/gi,
'number': /[\d%\.]+/g,
'function': /(attr|calc|cross-fade|cycle|element|hsla?|image|lang|linear-gradient|matrix3d|matrix|perspective|radial-gradient|repeating-linear-gradient|repeating-radial-gradient|rgba?|rotatex|rotatey|rotatez|rotate3d|rotate|scalex|scaley|scalez|scale3d|scale|skewx|skewy|skew|steps|translatex|translatey|translatez|translate3d|translate|url|var)/ig
});