minor rewording

Author: howcom

css3-multicol/Overview.src.html

@@ -836,15 +836,15 @@ <h2>Column gaps and rules</h2>
 is, column gaps will push apart content in adjacent columns (within
 the same multicol element). 
 
-<p>A column rule is drawn in the middle of the column gap with both
-endpoints at the content edge. Column rules do not take up space. That
-is, the presence or thickness of a column rule will not alter the
-placement of anything else. If a column rule is wider than its gap,
-the column rule will overlap adjacent column boxes. Column rules are
-painted just above the background of the multicol element. This allows
-child elements with 'z-index' values to be on top of column rules.
-Column rules are only drawn between two columns that both have
-content.
+<p>A column rule is drawn in the middle of the column gap with the
+endpoints at opposing content edges of the multicol element. Column
+rules do not take up space. That is, the presence or thickness of a
+column rule will not alter the placement of anything else. If a column
+rule is wider than its gap, the column rule will overlap adjacent
+column boxes. Column rules are painted just above the background of
+the multicol element. This allows child elements with 'z-index' values
+to be on top of column rules. Column rules are only drawn between two
+columns that both have content.
 
 
 <h3>'column-gap'</h3>