CSS Interview Questions And Answers

CSS interview questions and answers on advance and basic css with example so this page for both freshers and experienced condidate

Q> 1 What is the difference between CSS and CSS3 ?

CSS3 is upgreaded version of CSS with new future like Selectors,Box Model, Backgrounds and Borders, Text Effects,2D/3D Transformations, Animations, Multiple Column Layout,User Interface etc.

Q2 > List out CSS3 modules.

Below are the listed major modules:-
Selectors
Box Model
Backgrounds and Borders
Text Effects
2D/3D Transformations
Animations
Multiple Column Layout
User Interface

Question: 3 :: What new futures added in CSS3 for Borders and how Browser Support it?

border-radius
box-shadow
border-image
and all modern Browser Support it like below:-
Internet Explorer 9 supports border-radius and box-shadow
Firefox requires the prefix -moz- for border-image.
Chrome and Safari requires the prefix -webkit- for border-image.
Opera requires the prefix -o- for border-image.

Question: 4 :: How you will create Rounded Corners using css3?

We have to creat a class like below
<style>
.roundc{
border:2px solid #ff0000;
border-radius:25px;
background:#dddddd;
width:300px;
-moz-border-radius:25px; /* Firefox */
-webkit-border-radius:25px; /* Chrome and Safari */
-o-border-radius:25px; /* Opera */
}
</style>

and we have to add this class where we want the round corner like in below div

this is the round corner by css3

Question: 5 :: how we create border using images by CSS3?

By using border-image: property of css3 we can create a border using images like below:-
.roundpcds
{
border-image:url(borderpcds.png) 30 30 round;
-moz-border-image:url(borderpcds.png) 30 30 round; /* Firefox */
-webkit-border-image:url(borderpcds.png) 30 30 round; /* Safari and Chrome */
-o-border-image:url(borderpcds.png) 30 30 round; /* Opera */
}
.stretchPcds
{
-moz-border-image:url(borderpcds.png) 30 30 stretch; /* Firefox */
-webkit-border-image:url(borderpcds.png) 30 30 stretch; /* Safari and Chrome */
-o-border-image:url(borderpcds.png) 30 30 stretch; /* Opera */
border-image:url(borderpcds.png) 30 30 stretch; }

Question: 6 :: How you will create Box Shadow and text Shadow using CSS3

Like below we can create Box Shadow using CSS3 .boxshadowpcds
{
box-shadow: 10px 10px 5px #ccccc;
}
.textshadowpcds
{
text-shadow: 5px 5px 5px #FF0000;
} and then need to use these class boxshadownpcds ,textshadowpcds

Question: 7 :: What is the CSS3 The background size Property?

The background-size property specifies the size of the background image.
As we know Before CSS3, the background image size was find out by the real size of the image. In CSS3 it is possible to specify the size of the background image, which allows you to re-use background images in different ways.
.pcdsbp1
{
background:url(background.gif);
-moz-background-size:80px 60px; /* Firefox 3.6 */
background-size:80px 60px; /* or we can do background-size:100% 100%;*/
background-repeat:no-repeat;
}

Question: 8 :: What is the word wrap / word wrapping in CSS3 ?

to Allow long words to be able to break and wrap onto the next line in css3 we used word-wrap property like below class
.wordwrappcds{word-wrap:break-word;}

Question: 9 :: What is the CSS3 animation ?

When the animation is created in the @keyframe, bind it to a selector, otherwise the animation will have no effect.
Bind the animation to a selector by specifying at least these two CSS3 animation properties:
Specify the name of the animation
Specify the duration of the animation

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