50 CSS Interview Questions and Answers 50 CSS Interview Questions and Answers 1. What does CSS stand for? CSS stands for Cascading Style Sheets. It’s used to style and layout web pages. 2. What is the difference between inline, internal, and external CSS? Inline CSS applies styles directly to elements, internal CSS is within a <style> tag in HTML, and external CSS uses a separate .css file. 3. What are CSS selectors? Selectors are patterns used to select and style elements on a web page. 4. What is the use of the z-index property? z-index controls the stacking order of elements that overlap. 5. What are pseudo-classes in CSS? Pseudo-classes define a special state of an element, like :hover or :focus. 6. What are pseudo-elements? Pseudo-elements style specific parts of an element, like :...