Centering a background image, using CSS

Question

I want to center a background image. There is no div used, this is the CSS style:

body{
    background-position:center;
    background-image:url(../images/im         


        

Answer 1

background-position: center center;

doesn't work for me without...

background-attachment: fixed;

using both centered my image on x and y axis

background-position: center center;
background-repeat: no-repeat;
background-attachment: fixed;