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>