Top 50 CSS Interview Questions and Answers

Prepare for your next web development interview with our comprehensive list of top 50 CSS interview questions and answers. Covering key concepts, practical examples, and expert insights to help you succeed.

1. Introduce the Standard CSS Box Model. What is the Difference with the Low Version of IE’s Box Model?

Answer:

The CSS Box Model describes the rectangular boxes that are generated for elements in the document tree and lays out content, padding, borders, and margins.

• Standard Box Model (W3C Box Model):
• Content: The actual content (text, images, etc.).
• Padding: Clears an area around the content. The padding is transparent.
• Border: A border that goes around the padding and content.
• Margin: Clears an area outside the border. The margin is transparent.
• Width and Height: Only include the content area.
• IE5 Box Model (Quirks Mode):
• Width and Height: Include content, padding, and border.

Difference:

• In the standard model, width and height apply to the content box.