What is a CSS attribute selector?

The CSS attribute selectormatches elements based on the element having a given attribute explicitly set, with options for defining an attribute value or substring value match. The case sensitivity of attribute names and values depends on the document language. In HTML, attribute names are case insensitive, as are spec-defined enumeratedvalues.

What is the use of attribute selector?

The [attribute*="value"] selector is used to select elements whose attribute value contains a specified value. The following example selects all elements with a class attribute value that contains "te": Note: The value does not have to be a whole word! The attribute selectors can be useful for styling forms without class or ID:

What is a group of selectors?

This group of selectors gives you different ways to select elements based on the presence of a certain attribute on an element: Or even make a selection based on the presence of an attribute with a particular value: This group of selectors includes pseudo-classes, which style certain states of an element.

Are attribute values CSS identifiers or strings?

Attribute values must be CSS identifiers or strings . [CSS21] The case-sensitivity of attribute names and values in selectors depends on the document language.