body {
    background-color: #fff;
    background-image: none;
}
.site-branding {
    background-image: none !important;
}
#block-dde-admin-site-branding {
    margin-left: 40%;
}
#block-dde-admin-content {
    margin-left: 25%;
}
#edit-submit {
    margin-left: 25%;
}
.site-branding__name {
    display:none;
}