CSS Background Attachment

CSS background-attachment

The background-attachment property specifies whether the background image should scroll or be fixed (will not scroll with the rest of the page):

Specify that the background image should be fixed:

body {
  background-image: url("img_tree.png");
  background-repeat: no-repeat;
  background-position: right top;
background-attachment: fixed;
}

Specify that the background image should scroll with the rest of the page:

body {
  background-image: url("img_tree.png");
  background-repeat: no-repeat;
  background-position: right top;
background-attachment: scroll;
}

Property	Description
background-attachment	Sets whether a background image is fixed or scrolls with the rest of the page