But if you want to work ahead check out these tutorials:
- Using the Style element in the Head section https://www.w3schools.com/html/html_head.asp
- Classes https://www.w3schools.com/html/html_classes.asp
- The Id attribute https://www.w3schools.com/html/html_id.asp
- CSS Syntax https://www.w3schools.com/css/css_syntax.asp