keycloak-scim/src/components/attribute-form/attribute-form.css

.kc-attributes__table {
  /* even though the table is borderless, make the border under the th transparent */
  --pf-c-table--border-width--base: 0;
  --pf-c-table--m-compact--cell--first-last-child--PaddingLeft: 0;
}

.kc-attributes__plus-icon {
  /* shift the button left to adjust for table cell padding */
  margin-left: calc(var(--pf-global--spacer--md) * -1);
}

.pf-c-button.kc-attributes__minus-icon {
  /* shift the button left to adjust for table cell padding */
  margin-left: calc(var(--pf-global--spacer--md) * -1);
  color: var(--pf-c-button--m-plain--Color);
}

.kc-attributes__action-group {
  /* subtract the padding at the bottom of the table from the action group margin */
  --pf-c-form__group--m-action--MarginTop: calc(
    var(--pf-global--spacer--2xl) - var(--pf-global--spacer--sm)
  );
}

.pf-c-select.kc-attribute-key-selectable {
  width: 500px;
}

.pf-c-select.kc-attribute-value-selectable {
  width: 350px;
}