html {
    background: url('../background_login.jpg') no-repeat center center fixed!important;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}
body, .main-wrapper, .page-wrapper {
    background: unset!important;
}

.auth-page .auth-left-wrapper {
    background: url('../front1.png') no-repeat !important;
}