Realize the effect of an element selector, for intermediate element selectors such as vue, svelte, react, html, etc. For example, # corresponds to prompting all id selectors, . prompts all class ...

About Tailwind CSS Purge Error: Unexpected class selector. This happens when Tailwind's purge feature removes classes used in your application due to an improper configuration or use of unsupported ...

ID Selector The ID selector precedes with a "#" symbol; it is very similar to the class selector, except once an ID has been applied in on tag, it cannot be used anymore within the same HTML document.

Google's John Mueller was asked if Google "looks at "CSS .Class" to comprehend the structure of a page; or a section of content that clarifies its SERP Features." John responded on Twitter saying ...

In other words, what takes precedence — using a more specific selector (.article class over h2 element), or using a selector closer to the content we want to affect (one that’s more proximate)?

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.