CSS #id Selector

❮ Previous Selectors Next ❯


#example1 { 
  background-color: red;

#example2 { 
  background-color: green;

#example3 { 
  background-color: pink;


The #id selector selects any tag with an id attribute set.

Note: The id attributes must have unique values, an ID selector can never match more than one element in a document.

Version: CSS1

Standard Syntax

#id {
  css declarations;

Browser Support

The numbers in the table specify the first browser version that fully supports the property.


❮ Previous Selectors Next ❯