How to make full screen background in a web page

Question

How to make an image as background for web page, regardless of the screen size displaying this web page? I want to display it properly. How?

Answer 1

Use the following code in your CSS

html { 
  background: url(images/bg.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}

here's the link where i found it: