Here’s a clean and interview-focused list of CSS interview questions, suitable for freshers to experienced candidates. Since you often create training and interview content, I’ve kept them clear, practical, and commonly asked.
Basic CSS Questions
- What is CSS?
- Why do we use CSS?
- What are the different types of CSS?
- What is the CSS syntax?
- What is a CSS selector?
- What are class and id selectors?
- Difference between class and id selector
- What are CSS comments?
- What is inline CSS?
- What is external CSS?
CSS Properties & Concepts
- What is the CSS box model?
- Difference between margin and padding
- What is
displayproperty? - Difference between
display: noneandvisibility: hidden - What is
positionproperty? - Difference between relative and absolute positioning
- What is
z-index? - What is
overflowproperty? - What is
floatandclear? - What is
opacity?
Layout & Responsive Design
- What is Flexbox?
- Difference between Flexbox and Grid
- What is CSS Grid?
- What is responsive web design?
- What is a media query?
- What is viewport?
- Difference between
em,rem,%, andpx - What is
max-width?
Advanced & Common Interview Questions
- What is CSS specificity?
- What is
!important? - What are pseudo-classes?
- What are pseudo-elements?
- Difference between
:hoverand::before - What is
inheritvalue? - What is
currentColor? - What is
calc()function?
Performance & Best Practices
- How do you optimize CSS?
- What is shorthand property?
- What are vendor prefixes?
- Difference between
inlineandinline-block
Scenario-Based CSS Questions
- How to center a div horizontally and vertically?
- How to create a responsive navbar?
- How to hide an element without removing space?
- How to make an image responsive?
- How to fix a footer at the bottom?
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