CSS background-attachment property
Description
CSS background-attachment property represents the position of background image within a box. The position of box is specified with respect to both the viewport (visible area of web page) and the content within the box.
Please use the 'inner (box)' and 'outer (viewport)' scrollbars to understand and distinguish between these properties.
Syntax
background-attachment : fixed | scroll | local
Property values
fixedDefault
-
The background is fixed with respect to both the content box and the viewport.
-
The background-image remains fixed with respect to both the box and the viewport.
background-attachment: fixed;
scroll
-
The background remains fixed with respect to the content box but scrolls with respect to viewport.
-
The background-image remains fixed with respect to the content box but does not remain fixed with respect to viewport.
background-attachment: scroll;
local
-
The background does not remain fixed with respect to both the content box and the viewport.
-
The background-image scrolls with respect to both content box and viewport.
background-attachment: local;
Applicable to
It applies to all elements
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The background is fixed with respect to the viewport.
The background scrolls with respect to the viewport.
The background remains fixed with respect to the element's contents. But it may move with the conent when scrolling is possible within the element.
The background is fixed with respect to the viewport.
The background scrolls with respect to the viewport.
The background remains fixed with respect to the element's contents. But it may move with the conent when scrolling is possible within the element.