✅ EXACT debug steps (5 minutes, no guessing)

Step 1 — Confirm loaded CSS

DevTools → Network → CSS → reload page
➡ Which CSS file contains the rule you want to change?

Step 2 — Search your rule

Press Ctrl+Shift+F in DevTools
Search your CSS selector

• Found in a different file? → edit THAT file

• Found but crossed? → override issue