Bummer! This is just a preview. You need to be signed in with an account to view the entire instruction.

Instruction

Next Steps with CSS Selectors and JavaScript

This final step will go over more best practices and suggestions for working with CSS selectors and JavaScript. You can review what you learned in this course in our CSS Selector Reference.

Elements, IDs or classes?

Markup can be unstable. For example, a change in the design could mean that your HTML tags also change, which coul...