Graphics Programs Reference
In-Depth Information
Figure 5-2: The end result.
h e key here is the keyword fixed . In both cases, it places the background images so that
their top-let corners sit in the top-let corner of the viewport (in this case, the browser
window) and are i xed in place. h ey cannot move, even when the document scrolls. h us,
they sit “atop” one another.
To see what this means, consider a simpler example that i xes two dif erently sized back-
ground images in the top-let corner of the viewport (see also Figure 5-3).
html , body { background : transparent top left no-repeat fixed ;}
html { background-image : url(red-box.gif) ;}
body { background-image : url(green-box.gif) ;}
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