.djform_row.nested,
.djseform_field.nested {
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
    border-bottom: none !important;
    margin-left: 3em !important;
}

.djform_row.nested > .label,
.djseform_field.nested > .label {
    display: none !important;
}