Definition and Usage The CSS # id selector selects the element with the specified id.

4 days ago · The CSS ID selector matches an element based on the value of the element's id attribute. In order for the element to be selected, its id attribute must match exactly the value …

Jul 11, 2025 · The ID selector in CSS is used to select a single element on a page by referencing its id attribute. This attribute must be unique within a page, meaning no two elements can have …

Jun 14, 2025 · Master CSS ID selectors with this comprehensive guide. Learn syntax, best practices, and advanced techniques for targeting unique elements with practical examples and …

Nov 1, 2024 · The #id selector allows you to target an element by referencing the id HTML attribute. Similar to how class attributes are denoted in CSS with a “period” (.) before the class …

The CSS ID selector is used to select a single, unique element on a web page. It is the most specific type of selector, and it is used by targeting the element's id attribute. To use the ID …

CSS ID selector selects a single element with a particular value for the id attribute. An id in CSS is denoted by the "#" (hash) symbol. The same class can be applied to multiple elements, but an …

Use the CSS ID selector (#id) to style a specific, unique element on a page. It overrides class and tag styles due to high specificity.

Sep 26, 2025 · An id selector in CSS is an unique identifier that selects an HTML element whose id attribute’s value matches the selector. It uses the id attribute value of an element to select a …

ID selectors in CSS are powerful tools for precisely targeting unique elements on a web page. They work by using the id attribute of an HTML element and applying styles specifically to that …