body, html {
    height: 100%;

}

.logo-image {
    background: url("../img/logo.png") center center no-repeat;
    background-size: contain;
    min-height: 50px;
}

.bg {
    background: url("../img/login_bg.jpg") no-repeat center center fixed;  !important;
    min-height: 100%;
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}