The CLASS attribute groups tags that are going to have a particular characteristic in common. The main use of the CLASS attribute is to relate a group of elements to style sheet rules. The CLASS ...

A class can be used more the once. You're not supposed to give multiple elements the same ID ...

Instead of using both a NAME attribute and an ID attribute, you get two uses from one attribute. Refine your CSS rules: In CSS, you can apply styles to HTML tags so that (for instance) every H3 tag ...

Ryan Boudreaux continues his tutorial on getting acquainted with jQuery by showing you how to get objects by ID and Class selectors and by Tag and Attribute.

User Stories. As a user, I should see a yellow background for all odd numbered elements in the list.. As a user, I should expect a class selector for all odd numbered elements in the list.. As a user, ...