Add small visual overrides without editing the theme files.
Appearance → Customize → Additional CSS

Safe usage
- CSS Only — Do not paste PHP or JavaScript into this field.
- Prefer Theme Controls — Use a Customizer option when the same result is already available.
- Test Responsively — Check desktop, tablet, mobile, light mode, and dark mode.
- Keep a Backup — Copy important rules before resetting settings or changing themes.
Note
A broken selector or missing brace can affect the entire site. Add and test one change at a time.