What Is Class In HTML And CSS?

Class in html:

The class is an attribute which specifies one or more class names for an HTML element.

The class name can be used by CSS and JavaScript to perform certain tasks for elements with the specified class name.

What is a class in CSS?

Definition and Usage

The .class selector selects elements with a specific class attribute. To select elements with a specific class, write a period (.) character, followed by the name of the class. You can also specify that only specific HTML elements should be affected by a class.

How do you call a CSS class in HTML?

The most common way to add CSS, is to keep the styles in separate CSS files.

CSS can be added to HTML elements in 3 ways:

  • Inline – by using the style attribute in HTML elements.
  • Internal – by using a <style> element in the <head> section.
  • External – by using an external CSS file.

What is class and ID in HTML?

Difference between id and class attribute: The only difference between them is that “id” is unique in a page and can only apply to at most one element, while “class” selector can apply to multiple elements.

How do you write a class in CSS?


  1. Make your HTML document.
  2. Create the basic HTML skeleton.
  3. Create a HTML element.
  4. Give the HTML element a class.
  5. Put a “style” tag between the head tags.
  6. Call your class.
  7. Put the styles your want between the curly brackets.
  8. Enjoy your styled HTML element!