“The whole site turned pink just because of a duplicate CSS class name”: A small trap that business owners should know about when managing WordPress

One day, the entire site turned pinkRecently, during a renovation project for a corporate website, an accident like this ...

Why isn't my CSS working? Understanding specificity and the override mechanism

I added CSS, but the text color and margins didn't change.It worked when I rewrote the same specification at the bottom of ...