What is Cascading Style Sheets (CSS)
CSS stands for Cascading Style Sheet. Style sheet language that determines how the features/content on the page look / are displayed.

CSS was developed and maintained by the World Wide Web Consortium (W3C). It was first released on December 17, 1996. The CSS Working Group is currently working with various browser vendors to add/enforce a new feature/specification across all browsers.

CSS enables content separation in the presentation. This division provides a lot of flexibility and control over what a website should look like. This is a great advantage of using CSS.

CSS3 or Cascading Style Sheets Level 3 is a third version of the CSS level used to style and format web pages. CSS3 combines the CSS2 standard with some enhancements on it. A major change in CSS3 is the inclusion of level divisions in different modules that make CSS3 easy to read and understand. Learn more.

This article covers frequently asked Basic CSS Questions and CSS3 questions for new and experienced participants.

Basic CSS Questions
Q1. What are the benefits of using CSS? Basic CSS Questions
Answer – The following are the benefits of using CSS –

CSS time saving – You can write CSS once and reuse the same sheet on multiple HTML pages. You can define the style of each HTML object and apply it to as many Web pages as you want.

Pages quickly load – If you use CSS, you do not need to write HTML tag attributes regularly. Just write one CSS rule for the tag and apply it to every aspect of that tag. So small code means fast download times.

Easy maintenance – To make changes worldwide, just change the style, and all features on all web pages will be automatically updated.

Higher styles than HTML – CSS has a much wider range of attributes than HTML, so you can give a better look to your HTML page when compared to HTML attributes.

Multi-Device Compatibility – Style sheets allow content to be customized to more than one device type. By using the same HTML document, different versions of the website can be downloaded to mobile devices such as PDAs and mobile phones or printers.

Global web standards – HTML templates are now being downloaded and recommended using CSS. So it is a good idea to start applying CSS to all HTML pages to make them compatible with future browsers.

Offline Browsing – CSS can keep web applications locally with the help of offline hosting. By using this, we can view offline websites. The archive also ensures faster uploading and better overall performance of the website.

Platform Independence – Script provides static platform autonomy and can also support the latest browsers.

Q2. How to center a div without using flex or grid?
Answer – Using Position and Transform property. These properties are set on the child element.
Absolute positioning bases the element’s position relative to the nearest parent element
that has position: relative. If it can’t find one, it will be relative to the document. Add top: 50%;
left: 50%; because the position is calculated from the top left corner.

You must pull back the item with half of its width and height. You can achieve this with
transform: translate(-50%, -50%);

Q3. What are the components of CSS Style?
Answer – The rule of thumb is made up of three parts –

Picker – Picker is an HTML tag where the style will be used .This can be any tag like

or