I hope I'm in the right section for these kind of problems.
I have trouble linking the HTML document with the CSS. I know it's a very dumb problem, and I'm not even a newbie. It's super frustrating because I can't figure out the issue.
The document I'm using is for a tutorial about Bootstrap. I downloaded the whole package from the link given by the person making the tutorial - even though the link to the CSS was already given when I opened up the HTML, nothing I write in the CSS has an effect on it. I tried everything - I looked up other people having the sa