Class and ID Selectors

Description #

Class and ID attributes can be specified in HTML and then used in CSS to select that element. JavaScript can also access and manipulate elements with a class name and one element per ID name, per web page with an ID.

Where this knowledge is utilized #

• WDD 130
• WDD 230
• WDD 330
• WDD 430
• CSE 340

Prepare #

• MDN Type, class, and ID selectors

The following video introduces different ways to use classes and IDs.

Class and ID Attributes #

• Using Class and ID Selectors

Ponder #

• Practice with Classes and IDs