Top 46 CSS Interview Questions and Answers for 2026 With PDF

In this comprehensive yet easy-to-understand write-up, we have covered the top CSS interview questions and answers for freshers and experienced professionals both.

CSS lies at the heart of front-end web development. It stands for Cascading Style Sheets. As the name suggests, it is used to style the pages on a website. Using it, web developers can change the look and feel of the site, manage the layouts, and make the pages look appealing. 

Hence, the developers must have CSS skills because this is a crucial part of the website or web application development. Even if you do an online web development course, the instructors will keep both CSS and CSS3 in focus from the point of view of learning.

So, if you are applying for a job as a fresher or an experienced web developer, you must be well prepared for the top 50 CSS interview questions. That’s what we have covered here. In fact, here is coverage of even more questions with proper answers. Time to get started!

Q1. What is CSS?

CSS stands for Cascading Style Sheet. It is a popular styling language used in conjunction with HTML to create web pages. It is also compatible with any XML document, including plain XML, SVG, and XUL. 

Also Read: Top 70+ HTML Interview Questions and Answers

Q2. What are the different versions of CSS?

The CSS versions are as follows:

• CSS1
• CSS2
• CSS3

CSS1 was founded in 1996, which was the first version. The latest CSS version is CSS3, which is the most advanced version with numerous functionalities and features. 

Q3. How do you include CSS on a web page?

This is going to be the frequently asked CSS interview questions for freshers and all experience-level professionals. You must know about it because such things are fundamental. 

Three ways to include CSS in web pages.

• The inline approach is used to insert style sheets into an HTML document.
• The embedded/internal method applies a distinct style to a single copy.
• When you want to make changes on numerous pages, you use the linked/imported/external technique.