<?php


// CSS Minifier => http://ideone.com/Q5USEF + improvement(s)
function minify_css($input) {
	if(trim($input) === "") return $input;
	return preg_replace(
		array(
			// Remove comment(s)
			'#("(?:[^"\\\]++|\\\.)*+"|\'(?:[^\'\\\\]++|\\\.)*+\')|\/\*(?!\!)(?>.*?\*\/)|^\s*|\s*$#s',
			// Remove unused white-space(s)
			'#("(?:[^"\\\]++|\\\.)*+"|\'(?:[^\'\\\\]++|\\\.)*+\'|\/\*(?>.*?\*\/))|\s*+;\s*+(})\s*+|\s*+([*$~^|]?+=|[{};,>~+]|\s*+-(?![0-9\.])|!important\b)\s*+|([[(:])\s++|\s++([])])|\s++(:)\s*+(?!(?>[^{}"\']++|"(?:[^"\\\]++|\\\.)*+"|\'(?:[^\'\\\\]++|\\\.)*+\')*+{)|^\s++|\s++\z|(\s)\s+#si',
			// Replace `0(cm|em|ex|in|mm|pc|pt|px|vh|vw|%)` with `0`
			'#(?<=[\s:])(0)(cm|em|ex|in|mm|pc|pt|px|vh|vw|%)#si',
			// Replace `:0 0 0 0` with `:0`
			'#:(0\s+0|0\s+0\s+0\s+0)(?=[;\}]|\!important)#i',
			// Replace `background-position:0` with `background-position:0 0`
			'#(background-position):0(?=[;\}])#si',
			// Replace `0.6` with `.6`, but only when preceded by `:`, `,`, `-` or a white-space
			'#(?<=[\s:,\-])0+\.(\d+)#s',
			// Minify string value
			'#(\/\*(?>.*?\*\/))|(?<!content\:)([\'"])([a-z_][a-z0-9\-_]*?)\2(?=[\s\{\}\];,])#si',
			'#(\/\*(?>.*?\*\/))|(\burl\()([\'"])([^\s]+?)\3(\))#si',
			// Minify HEX color code
			'#(?<=[\s:,\-]\#)([a-f0-6]+)\1([a-f0-6]+)\2([a-f0-6]+)\3#i',
			// Replace `(border|outline):none` with `(border|outline):0`
			'#(?<=[\{;])(border|outline):none(?=[;\}\!])#',
			// Remove empty selector(s)
			'#(\/\*(?>.*?\*\/))|(^|[\{\}])(?:[^\s\{\}]+)\{\}#s'
		),
		array(
			'$1',
			'$1$2$3$4$5$6$7',
			'$1',
			':0',
			'$1:0 0',
			'.$1',
			'$1$3',
			'$1$2$4$5',
			'$1$2$3',
			'$1:0',
			'$1$2'
		),
	$input);
}


header("Content-type: text/css; charset: UTF-8");

ob_start();


include 'style.css';
$result =  ob_get_contents();
ob_end_clean();
echo  minify_css( $result);