Introduction to CSS

Introduction to CSS. CSS was first proposed by Håkon Wium Lie on October 10, 1994. At the time, Lie was working with Tim Berners-Lee at CERN.

What is CSS

  • CSS stands for Cascading Style Sheets
  • CSS describes how HTML elements are to be displayed on the screen, paper, or in other media
  • CSS saves a lot of work. It can control the layout of multiple web pages all at once
  • External stylesheets are stored in CSS files

Benefits of CSS

Improved control over formatting: The web developer have better control over formatting of web contents.

Improve site maintainability: It becomes easy to maintain the site because the formatting centralized onto one CSS file.

Improve accessibility: The CSS-driven sites are more attractive and more accessible by users. It gives a better experience of accessibility of the website.

Improved load speed: If you formatting cntralized into one CSS file, all presentation will be quicker to load. (obviously without css site load very fast)

Output flexibility: You can use CSS to display website in a different styles for different devices. This approach to CSS page design is often referred to as responsive design.

Next: CSS Syntax and Structure