message: Adjust pf-c-card background color, when on dark theme, so that it is discernible.
diff: @@ -226,6 +226,11 @@ form.pf-c-form {
  }
  }
  +// Remove when upstream issue is addressed. https://github.com/patternfly/patternfly/issues/4889
  +.pf-theme-dark .pf-c-card {
  + --pf-c-card--BackgroundColor: var(--pf-global--BackgroundColor--dark-300);
  +}
  +
  .table {
  margin-bottom: 0;
  &--layout-fixed {
  