.bg {
	font-family: "宋体";
	font-size: 12px;
	line-height: 20px;
	color: #333333;
	text-decoration: none;
	background-image: url(tk.jpg);
	background-repeat: repeat-x;
	background-position: top;
}
.txt {
	font-family: "宋体";
	font-size: 12px;
	color: #333333;
	text-decoration: none;
}
.txt_22 {
	font-family: "宋体";
	font-size: 12px;
	line-height: 22px;
	color: #333333;
	text-decoration: none;
}
.txt_20 {
	font-family: "宋体";
	font-size: 12px;
	line-height: 20px;
	color: #333333;
	text-decoration: none;
}