java正则表达式

String s = "<img style=\"fsdsfdslfs\"/><div style=\"sfafsadfsa\"/><div style=\"sfafsadfsa\"/>";   
        Pattern pattern = Pattern.compile("(?!<img)<.*?style.*?/>");  
        Matcher m = pattern.matcher(s);  
        while(m.find()){  
            System.out.println(m.group());  
        }