摘要：
<!DOCTYPE HTML><html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gbk"> <title>火狐浏览器的怪癖</title> <style> *{ margin:0; padding:0; } body{ font:12px/1.5 tahoma,arial,\5b8b\4f53; border: 1px dotted red; } .clearfix:afte 阅读全文
