[css-writing-modes] Make abstract more abstract. #3829

Author: fantasai

css-writing-modes-3/Overview.bs

@@ -17,7 +17,7 @@ Editor: Koji Ishii, Google, kojiishi@gmail.com, w3cid 45369
 Former Editor: Shinyu Murakami, Antenna House, murakami@antenna.co.jp
 Former Editor: Paul Nelson, Microsoft, paulnel@microsoft.com
 Former Editor: Michel Suignard, Microsoft, michelsu@microsoft.com
-Abstract: CSS Writing Modes Level 3 defines CSS support for various international writing modes, such as left-to-right (e.g. Latin or Indic), right-to-left (e.g. Hebrew or Arabic), bidirectional (e.g. mixed Latin and Arabic) and vertical (e.g. Asian scripts).
+Abstract: CSS Writing Modes Level 3 defines CSS support for various writing modes and their combinations, including left-to-right and right-to-left text ordering as well as horizontal and vertical orientations.
 Ignored Terms: glyph orientation, *-left, *-right, *-top, *-bottom, text-combine-mode, root inline box, … message topic …, glyph-orientation-horizontal
 Link Defaults: css2 (property) display/min-height/max-height/min-width/max-width/clip/left/right/bottom/top, css-text-3 (property) letter-spacing, css-text-decor-3 (property) text-decoration, svg2 (property) glyph-orientation-vertical/glyph-orientation-horizontal
 </pre>

css-writing-modes-4/Overview.bs

@@ -15,7 +15,7 @@ Editor: Koji Ishii, Google, kojiishi@gmail.com, w3cid 45369
 Former Editor: Shinyu Murakami, Antenna House, murakami@antenna.co.jp
 Former Editor: Paul Nelson, Microsoft, paulnel@microsoft.com
 Former Editor: Michel Suignard, Microsoft, michelsu@microsoft.com
-Abstract: CSS Writing Modes Level 4 defines CSS support for various international writing modes, such as left-to-right (e.g. Latin or Indic), right-to-left (e.g. Hebrew or Arabic), bidirectional (e.g. mixed Latin and Arabic) and vertical (e.g. Asian scripts).
+Abstract: CSS Writing Modes Level 4 defines CSS support for various writing modes and their combinations, including left-to-right and right-to-left text ordering as well as horizontal and vertical orientations.
 At Risk: The look-ahead/look-behind sequencing rules for 'text-combine-upright'.
 At Risk: <a href="#auto-multicol">Automatic multi-column behavior</a> of orthogonal flows.
 Ignored Terms: glyph orientation, *-left, *-right, *-top, *-bottom, text-combine-mode, root inline box, … message topic …, glyph-orientation-horizontal