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
});