linebreak abstract, issues to GitHub, add scope

Author: tantek

css-scrollbars-1/Overview.bs

@@ -4,22 +4,28 @@ Group: csswg
 Shortname: css-scrollbars
 Level: 1
 Status: ED
-Work Status: Exploring
+Work Status: Revising
 ED: https://drafts.csswg.org/css-scrollbars/
 Editor: Tantek Çelik, Mozilla, http://tantek.com/contact
 Editor: Rossen Atanassov, Microsoft, ratan@microsoft.com
-Abstract: CSS Scrollbars standardizes the ability to color scrollbars introduced in 2000 by Windows IE 5.5. This is useful when building web applications which use color schemes very different from the appearance of default platform scrollbars.
+Abstract: CSS Scrollbars standardizes the ability to color scrollbars introduced in 2000 by Windows IE 5.5. 
+          This is useful when building web applications which use color schemes very different from 
+          the appearance of default platform scrollbars.
 Link Defaults: css-color-3 (property) color
 </pre>
 
 <h2 id="intro">
 Introduction</h2>
 
+<h3 id="scope">
+Scope</h3>
 <em>This subsection is non-normative.</em>
 
-This module adds properties for styling the scrollbar (if any) of an element as has been increasingly adopted 
+This module adds color properties for styling the scrollbar (if any) of an element as has been increasingly adopted 
 on the web since Windows IE 5.5 introduced it in 2000. [add citations of examples from Bugzilla 77790 and webcompat].
 
+Should we add scrollbar width? (<a href="https://github.com/w3c/csswg-drafts/issues/1958">Issue 1958</a>)
+
 <h3 id="values">
 Values</h3>
 
@@ -40,7 +46,7 @@ Scrollbar Color Properties</h2>
 Name: scrollbar-3dlight-color, scrollbar-arrow-color,  scrollbar-base-color, scrollbar-darkshadow-color, scrollbar-face-color, scrollbar-highlight-color, scrollbar-track-color, scrollbar-shadow-color
 Value: normal | <<color>>
 Initial: normal
-Inherited: no
+Inherited: no (<a href="https://github.com/w3c/csswg-drafts/issues/1957">Issue 1957</a>)
 Computed value: the computed color or the keyword normal
 Animation type: <a href="https://www.w3.org/TR/css3-transitions/#animtype-color">color</a>
 Applies to: block containers and boxes that establish a formatting context [same as elements that <a href=https://www.w3.org/TR/CSS22/visufx.html#propdef-overflow">'overflow' applies to</a>]
@@ -87,7 +93,8 @@ on the underlying platform.
 Note: when a user interacts with a scrollbar (e.g. arrow buttons or scroll thumb if any), 
 implementations may alter which scrollbar colors apply to which scrollbar parts (e.g. replace 3dlight and darkshadow colors with their shadow color, and highlight and shadow colors with their face color.
 
-Issue: IE uses named System Colors as defaults for each of the scrollbar color properties, equivalent to:
+Note: IE uses named System Colors as defaults for each of the scrollbar color properties. 
+See related <a href="https://github.com/w3c/csswg-drafts/issues/1956">Issue 1956</a>.
 
   <div class="example">
     <p>The following example 
@@ -105,10 +112,3 @@ Issue: IE uses named System Colors as defaults for each of the scrollbar color p
 <!-- -->    scrollbar-arrow-color: ButtonText;
 <!-- -->}</code></pre>
   </div>
-
-Should we use those literal value keywords as initial values for each property respectively instead of normal, 
-or specify and accept both?
-
-Issue: Should inherited be "yes"? Specifying on the root affects all elements by default, but is that true at all levels?
-
-Issue: Should we also add width control? Tab noted in the f2f that Google uses scrollbar width modification in Gmail and Google Docs.