css-backgrounds/Overview.src.html

changeset 9692
84150752a3a6
parent 9686
baa444d9c296
child 9694
773959e9dda2
     1.1 --- a/css-backgrounds/Overview.src.html	Fri Dec 20 14:07:49 2013 -0800
     1.2 +++ b/css-backgrounds/Overview.src.html	Mon Dec 23 06:29:04 2013 -0800
     1.3 @@ -598,11 +598,13 @@
     1.4        element.</span>
     1.5    <dt><dfn>local</dfn></dt>
     1.6      <dd>The background is fixed with regard to the element's contents:
     1.7 -      if the element has a scrolling mechanism, the background scrolls
     1.8 -      with the element's contents. In this case, the background behind
     1.9 -      the element's border (if any) scrolls as well, even though the
    1.10 -      border itself does not scroll with the contents. The UA may,
    1.11 -      however, treat the ''border-box'' value of 'background-clip' as
    1.12 +      if the element has a scrolling mechanism,
    1.13 +      the background scrolls with the element's contents,
    1.14 +      and the <i>background painting area</i> and <i>background positioning area</i>
    1.15 +      are relative to the scrollable area of the element rather than to the border framing them.
    1.16 +      In this case, the background behind the element's border (if any) scrolls as well,
    1.17 +      even though the  border itself does not scroll with the contents.
    1.18 +      The UA may, however, treat the ''border-box'' value of 'background-clip' as
    1.19        ''padding-box'' in cases where 'background-attachment' is ''local''
    1.20        and the contents of the element scroll.</dd>
    1.21    <dt><dfn>scroll</dfn></dt>

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