Background picture in the page

We can use a picture that will be displayed as a background.

Where to use the script: Page - webpart Script - Styles

div.page
{
background-image: url(./imagesdata/loginbg.jpg);
background-repeat:no-repeat;
background-position:center;

-webkit-background-size:cover;
-moz-background-size:cover;
-o-background-size:cover;
background-size:cover;
}