suggestion to use 'throughout each line' instead of 'on each line' for text-decoration constancy requirement

Author: fantasai

css3-text/Overview.src.html

@@ -2041,7 +2041,7 @@ <h3 id="line-decoration"><span class="secno">8.1</span>
     <p>In determining the position and thickness of text decoration lines,
       user agents may consider the font sizes and dominant baselines of
       descendants, but for a given element's decoration must use the same
-      baseline and thickness on each line. Relatively positioning a descendant
+      baseline and thickness on <!-- throughout? --> each line. Relatively positioning a descendant
       moves all text decorations affecting it along with the descendant's text;
       it does not affect calculation of the decoration's initial position on
       that line. The <a href="#text-decoration-color">color</a> and