[css-counter-styles-3] Clear up some language surrounding bounds and implementation limits.

Author: tabatkins

css-counter-styles-3/Overview.html

@@ -1191,10 +1191,9 @@ <h3 id=counter-style-range><span class=secno>3.5. </span> Limiting the
 
   <p> Implementations must support ranges with a lower bound of at least
    -2<sup>15</sup> and an upper bound of at least 2<sup>15</sup>-1 (the range
-   of a signed 2-byte int). They may support higher ranges. If a range is
-   specified with a bound greater than the implementation's supported bounds,
-   it must be treated as specifying the implementation's maximum supported
-   bound.
+   of a signed 2-byte int). They may support higher ranges. If any specified
+   bound is outside of the implementation's supported bounds, it must be
+   treated as the closest bound that the implementation does support.
 
   <h3 id=counter-style-width><span class=secno>3.6. </span> Zero-Padding and
    Constant-Width Representations: the ‘<a href="#descdef-width"><code

css-counter-styles-3/Overview.src.html

@@ -828,8 +828,8 @@ <h3 id='counter-style-range'>
 		and an upper bound of at least 2<sup>15</sup>-1
 		(the range of a signed 2-byte int).
 		They may support higher ranges.
-		If a range is specified with a bound greater than the implementation's supported bounds,
-		it must be treated as specifying the implementation's maximum supported bound.
+		If any specified bound is outside of the implementation's supported bounds,
+		it must be treated as the closest bound that the implementation does support.
 
 
 <h3 id='counter-style-width'>