.main{
	overflow:hidden;
}
.center_bg_1.moveLeftRight,
.center_bg_2.moveLeftRight,
.center_bg_3.moveLeftRight{
	-webkit-transform: translate3d(600%, 0, 0);
    -ms-transform: translate3d(600%, 0, 0);
	transform: translate3d(600%, 0, 0);
}
.center_bg_1.moveRightRight,
.center_bg_2.moveRightRight,
.center_bg_3.moveRightRight{
	-webkit-transform: translate3d(0, 0, 0);
    -ms-transform: translate3d(0, 0, 0);
	transform: translate3d(0, 0, 0);
}