tweak wording a bit

Author: John Daggett

css3-fonts/Fonts.html

@@ -3042,10 +3042,10 @@ <h3 id=glyph-selection-positioning><span class=secno>6.1 </span>Glyph
    rel=biblioentry>[WINDOWS-GLYPH-PROC]<!--{{WINDOWS-GLYPH-PROC}}--></a>.
 
   <p>Stylistic font features can be classified into two broad categories,
-   ones that affect the harmonization of glyph shape with the surrounding
-   context, such as kerning and ligature features, and those that affect
-   shape selection such as small-cap, subscript/superscript and other
-   alternate features.
+   ones that affect the harmonization of glyph shapes with the surrounding
+   context, such as kerning and ligature features, and those such as the
+   small-caps, subscript/superscript and alternate features that affect shape
+   selection.
 
   <p>The subproperties of font-variant listed below are used to control these
    stylistic font features; they do not control features that are required
@@ -4662,7 +4662,6 @@ <h2 id=font-feature-resolution><span class=secno>7 </span>Font feature
   <p>General and font specific font feature property settings are resolved in
    the order below, in ascending precedence order. This ordering is used to
    construct a combined list of font features that affect a given text run.
-   These features are applied on top of layout engine defaults.
 
   <ol>
    <li>Font features enabled by default, based on the script.