CSS 3 Interview Questions and Answers in 2025 (100+ Q&A)

Ques:- What is property?

Asked In :- BEd, Sri Chaitanya Techno Schools, Multiverse, Spirit of Math Schools, Mount Litera Zee School, Bizmates, NOVA (Japan), toronto district school board, nyc teaching fellows, next education india pvt ltd,

Right Answer:
In CSS, a property is a characteristic of an HTML element that defines how it should be styled, such as color, font-size, or margin.

CSS 3 Usability Engineer

Ques:- Styles not showing?

Asked In :- Health Prime Services (India), Jiva Ayurveda, Bristol Healthcare Services, MEP Consulting Engineers, Sanden Vikas, saudi electricity company, anglogold ashanti, south african police service (saps), loughborough university, nova chemicals,

Right Answer:
Check if the CSS file is linked correctly in the HTML, ensure there are no syntax errors in the CSS, verify that the styles are not being overridden by other styles, and make sure the elements have the correct class names applied.

CSS 3 Usability Engineer

Ques:- How do I get rid of the gap under my image?

Asked In :- AnAr Solutions, Health Asyst, Twilio, Delta India Electronics, eBay Classifieds, Wexford County Council, Bristol Healthcare Services, Itlize Global, saudi electricity company, south african police service (saps),

Right Answer:
To get rid of the gap under your image, set the image's display property to `block` using CSS:

```css
img {
display: block;
}
```

CSS 3 Web Designer

Ques:- What does the “Cascading” in “Cascading Style Sheets” mean?

Asked In :- Xoriant Solutions Pvt Ltd,

CSS 3 User Interface Designer

Ques:- How do I combine multiple sheets into one?

Asked In :- Radicle Software, Infostretch solutions, Learningmate Solutions, Adapty Solutions, Lucid Imaging, Acquia Inc., Damco Solutions, Newdream Data Systems, Invensis Technologies, Corent Technology,

Right Answer:
To combine multiple sheets into one in CSS, you can use the `@import` rule to import styles from different CSS files into a single main stylesheet. Alternatively, you can manually copy and paste the CSS rules from each sheet into one file.

Application Designer CSS 3

Ques:- Can I include comments in my Style Sheet?

Asked In :-

Right Answer:
Yes, you can include comments in your CSS stylesheet using the syntax `/* comment here */`.

CSS 3 Web Programmer

Ques:- Why does my content shift to the left on some pages (in FF)?

Asked In :-

Right Answer:
Content may shift to the left in Firefox due to inconsistent box model handling, margin collapsing, or differences in default styles. Check for CSS properties like `margin`, `padding`, and `box-sizing`, and ensure they are applied consistently across all browsers.

Application Designer CSS 3

Ques:- How do I have links of different colors on the same page?

Asked In :- image infosystems,

Right Answer:
You can have links of different colors on the same page by using CSS classes or inline styles. For example:

```html
<a href="#" class="link-red">Red Link</a>
<a href="#" class="link-blue">Blue Link</a>
```

```css
.link-red {
color: red;
}

.link-blue {
color: blue;
}
```

Alternatively, you can use inline styles:

```html
<a href="#" style="color: red;">Red Link</a>
<a href="#" style="color: blue;">Blue Link</a>
```

CSS 3 Usability Engineer

Ques:- How do I get my footer to sit at the bottom?

Asked In :- Bristol Healthcare Services, MEP Consulting Engineers, Tmeic International Corporation, Sanden Vikas, Itlize Global, anglogold ashanti, university of bedfordshire, dstl, epworth healthcare, bangladesh air force,

Right Answer:
To make your footer sit at the bottom of the page, you can use the following CSS:

```css
html, body {
height: 100%;
margin: 0;
}

.wrapper {
min-height: 100%;
display: flex;
flex-direction: column;
}

.footer {
margin-top: auto;
}
```

Wrap your content in a `.wrapper` div and place your footer inside it with the class `.footer`.

Application Designer CSS 3

Ques:- Why is my external stylesheet not working ?

Asked In :-

Right Answer:
Your external stylesheet may not be working due to one or more of the following reasons:

1. The link to the stylesheet is incorrect or broken.
2. The `<link>` tag is not placed within the `<head>` section of your HTML.
3. There is a typo in the CSS file name or path.
4. The CSS file is not being loaded due to caching issues; try clearing your browser cache.
5. There may be conflicting styles or specificity issues in your CSS.

CSS 3 Gui/ Web Developer

Ques:- How do I centre my page?

Asked In :-

Right Answer:
To center your page, you can use the following CSS:

```css
body {
display: flex;
justify-content: center;
align-items: center;
height: 100vh; /* Full viewport height */
margin: 0; /* Remove default margin */
}
```

Alternatively, for a fixed-width container:

```css
.container {
width: 80%; /* or any width you prefer */
margin: 0 auto; /* Centers the container */
}
```

CSS 3 Instructional Designer

Ques:- Why are there gaps above and below my form in IE?

Asked In :- BEd, SpringRole, Sri Chaitanya Techno Schools, GD Goenka University, Multiverse, Hamilton-Wentworth District School Board, Lingoda, Cranbrook Schools, The Cathedral & John Connon School, mcmaster university,

Right Answer:
Gaps above and below your form in Internet Explorer may be caused by default margin and padding settings on elements like `<body>`, `<h1>`, or `<form>`. To fix this, you can reset the margin and padding using CSS, for example:

```css
body, h1, form {
margin: 0;
padding: 0;
}
```

CSS 3 Flash Animator/ Scripting

Ques:- What is grouping ?

Asked In :- maple,

Right Answer:
Grouping in CSS refers to the practice of combining multiple selectors that share the same styles into a single rule set, allowing you to apply the same styles to multiple elements efficiently. For example, `h1, h2, h3 { color: blue; }` applies the blue color to all three heading elements.

CSS 3 Project Leader/ Project Manager

Ques:- How do I place text over an image?

Asked In :-

CSS 3 Flash Animator/ Scripting

Ques:- Can CSS be used with other than HTML documents?

Asked In :-

Right Answer:
Yes, CSS can be used with XML, SVG, and other markup languages, not just HTML.

CSS 3 Instructional Designer

Ques:- How do I have a background image that isn't tiled?

Asked In :- Vibgyor High School, O P Jindal Global University, Sri Chaitanya Techno Schools, Spirit of Math Schools, Pedalheads Bike Camps, Hamilton-Wentworth District School Board, The Cathedral & John Connon School, NOVA (Japan), mcmaster university, deakin university,

Right Answer:
Use the CSS property `background-repeat` and set it to `no-repeat`. For example:

```css
background-image: url('your-image.jpg');
background-repeat: no-repeat;
```

CSS 3 Flash Animator/ Scripting

Ques:- How do I design for backward compatibility using Style Sheets?

Asked In :-

Right Answer:
To design for backward compatibility using Style Sheets, you can:

1. Use feature detection with tools like Modernizr to apply styles based on browser capabilities.
2. Provide fallback styles for older browsers by using simpler CSS properties or techniques.
3. Use conditional comments for Internet Explorer to load specific stylesheets.
4. Avoid using CSS properties that are not supported in older browsers.
5. Test your styles in various browsers to ensure they degrade gracefully.

CSS 3 Web Programmer

Ques:- How To Style Table Cells?

Asked In :-

Right Answer:
To style table cells, you can use CSS selectors targeting the `<td>` (table data) and `<th>` (table header) elements. For example:

```css
td {
background-color: lightblue;
padding: 10px;
border: 1px solid black;
}

th {
background-color: darkblue;
color: white;
padding: 10px;
border: 2px solid black;
}
```

You can apply these styles directly in a `<style>` tag in the HTML document or in an external CSS file.

CSS 3 Usability Engineer

Ques:- Why use Style Sheets?

Asked In :- CPC Diagnostics, Wexford County Council, MEP Consulting Engineers, Itlize Global, anglogold ashanti, politecnico di milano, dhl express, fd, kenya forest service, akums drugs & pharmaceuticals ltd,

Right Answer:
Style Sheets, specifically CSS, are used to separate content from presentation, allowing for easier maintenance, consistent styling across multiple pages, improved load times, and better accessibility.

CSS 3 Flash Animator/ Scripting

Ques:- How To Style Forms?

Asked In :-

Right Answer:
To style forms in CSS, you can target form elements like `<input>`, `<textarea>`, `<select>`, and `<button>` using their selectors. For example:

```css
form {
background-color: #f9f9f9;
padding: 20px;
border-radius: 5px;
}

input, textarea, select, button {
width: 100%;
padding: 10px;
margin: 5px 0;
border: 1px solid #ccc;
border-radius: 4px;
}

button {
background-color: #4CAF50;
color: white;
cursor: pointer;
}

button:hover {
background-color: #45a049;
}
```

Welcome to the CSS3 category on takluu.com, designed for frontend developers and designers who want to ace their interviews by mastering the latest in styling and layout technologies.

CSS3 is the backbone of modern web design, introducing powerful features like animations, transitions, flexbox, grid layouts, media queries, and more. These features help create visually appealing, responsive, and user-friendly websites.

This category covers all essential topics such as:

CSS3 selectors and pseudo-classes
Box model and positioning
Flexbox and CSS Grid layouts
CSS animations and transitions
Media queries for responsive design
CSS variables and custom properties
Browser compatibility and performance tips

Interview questions include:

What are the differences between flexbox and grid?
How do CSS animations work?
Explain the box model and its components.
How to make a website responsive using media queries?
What are pseudo-classes and pseudo-elements?

Each topic is explained in a clear and easy-to-understand manner, accompanied by practical examples and tips on best practices. This helps you not only answer questions but also apply CSS3 skills effectively in real projects.

Whether you’re preparing for roles at startups, IT firms, or product-based companies, the CSS3 section at takluu.com is your go-to guide for frontend interview success.

Questions in: CSS 3

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