.cloud {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url(/Content/plugin/login/images/cloud.png) no-repeat;
    z-index: 1;
}

#cloud2 {
    z-index: 2;
}

.loginbody {
    background: url(/Content/plugin/login/images/loginbg3.png) no-repeat center center;
    width: 100%;
    height: 585px;
    overflow: hidden;
    position: absolute;
    top: 47px;
}