CSS Extras: Regexp simplification

Author: Golmote

components/prism-css-extras.js

@@ -1,16 +1,16 @@
 Prism.languages.css.selector = {
-	pattern: /[^\{\}\s][^\{\}]*(?=\s*\{)/,
+	pattern: /[^{}\s][^{}]*(?=\s*\{)/,
 	inside: {
 		'pseudo-element': /:(?:after|before|first-letter|first-line|selection)|::[-\w]+/,
 		'pseudo-class': /:[-\w]+(?:\(.*\))?/,
-		'class': /\.[-:\.\w]+/,
-		'id': /#[-:\.\w]+/,
+		'class': /\.[-:.\w]+/,
+		'id': /#[-:.\w]+/,
 		'attribute': /\[[^\]]+\]/
 	}
 };
 
 Prism.languages.insertBefore('css', 'function', {
 	'hexcode': /#[\da-f]{3,8}/i,
 	'entity': /\\[\da-f]{1,8}/i,
-	'number': /[\d%\.]+/
+	'number': /[\d%.]+/
 });