how to cover the background image in html code example

Example 1: how to cover full image in css

body {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

Example 2: full page background image

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;
}

Example 3: html background image fit to screen

body {
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

Example 4: fill and no repeat background image css

/* with CSS 3 */
#yourdiv {  
    background: url('bgimage.jpg') no-repeat;
    background-size: 100%;
}