HTML and CSS Certification 2025 – 400 Free Practice Questions to Pass the Exam

A CSS selector is indeed a pattern used to select the elements you want to style. This concept is fundamental to how CSS is applied to HTML documents. Selectors act as the bridge between the styles defined in CSS and the HTML elements that are targeted for those styles.

For instance, if you want to change the color of all paragraphs in a webpage, you would use a CSS selector that refers to the `<p>` tags, allowing you to apply specific styles like font color, size, and more to those elements.

Selectors can take various forms, including element selectors (like `div`, `p`, or `h1`), class selectors (prefixed with a period, as in `.className`), ID selectors (prefixed with a hash, as in `#idName`), and more complex selectors that might combine multiple elements or attributes.

Understanding how selectors function is crucial for effectively styling websites, as they define which elements will receive the defined styles. The other provided options do not encapsulate the role of selectors and their function in CSS. For example, a specific HTML attribute does not influence selection, and while CSS properties dictate the style aspects, they aren't selectors themselves. Similarly, an HTML element's class name is used