.bg {
	background-repeat: repeat-x;
	background-position: top;
}
.bg2 {
	background-repeat: repeat-y;
	background-position: center;
}
.bg3 {
	background-repeat: repeat-x;
	background-position: bottom;
}
.bg4 {
	background-repeat: no-repeat;
	background-position: right bottom;
}
.hang {
	line-height: 22px;
}
.style1 {color: #5E5E5E}
.style3 {font-size: 14px}