@charset "utf-8";
.zs-1  {
    z-index: -2;
    position: absolute;
}
.bjys-1 {
    z-index: -4;
    height: 600px;
    position: absolute;
    top: 1100px;
    width: 100%;
}
.zs-2 {
	z-index: -2;
    position: absolute;
    width: 100%;
}