.bgtop {
	background-image: url(../imgs/center_03.jpg);
	background-position: center top;
	background-repeat: no-repeat;
}
.rbg {
	background-image: url(../imgs/lximg.jpg);
	background-repeat: no-repeat;
	background-position: right bottom;
}
.rbg2 {
	background-image: url(../imgs/lx-bg.jpg);
	background-repeat: no-repeat;
	background-position: right top;
}
.bgtop2 {

	background-image: url(../imgs/pro_03.jpg);
	background-position: center top;
	background-repeat: repeat-x;
}
.bgtop3 {

	background-image: url(../imgs/main_background.jpg);
	background-position: center top;
	background-repeat: repeat-x;
}