I have a column (lets assume the width is 40px) and there I have some rows. The height of the rows depends on the length of text (if the text is long then there is a break l
body { background: url(images/image_name.jpg) no-repeat center center fixed; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; }
Here is a good solution to get your image to cover the full area of the web app perfectly