Steps to reproduce:

1. Login to backoffice.
2. Go to Content / Content structure.
3. Create new content "Form".
4. Add few fields into the form e.g. "Single line input" and "Multiple line input".
5. Verify added fields before publishing the content.

Actual result:

See attachment.

• Added fields are not properly styled.
• Trash icon has black colour.

Expected result:

Fields are properly displayed.