Try altering a constraint on a field .
Appearence of the field can be altered by technique described in wiki articles:
These articles describe how the new theme with CSS styles can be used.
A field appearance can be changed by assigned style e.g. by selector referencing class .KS-TextBox in KSTextBox.css
(full path: /ks-common-ui/src/main/resources/org/kuali/student/common/ui/theme/standard/public/css/KSTextBox.css)
Example of new Organization page with custom field labels, marked with additional text "(mnu org)" for labels and "(mnu val) for validation error messages is in the attached file: CustomOrganization_fields_mnu.png (mnu means My New University).
Positive Cucumber test for new custom labels, appearance and error messages is in the atteched file: mnuorg_test.png