Doing the changes in the bikeshed file. Further info:

https://lists.w3.org/Archives/Public/www-style/2015Oct/0127.html

Author: Adenilson

css-round-display/Overview.bs

@@ -104,7 +104,7 @@ The example below shows how a web page looks in the different shapes of displays
 <div style="width: 700px">
     <p class="caption">Devices where the 'device-radius' media feature is not applicable</p>
 </div>
-On the other hand, the example below shows how the 'device-radius' media feature works in the different shapes of displays. This is the same as the code above except of media queries usage. The 'device-radius' media feature can be used as follows:
+On the other hand, the example below shows how the 'device-radius' media feature works in the different shapes of displays. This is the same as the code above except for media queries usage. The 'device-radius' media feature can be used as follows:
 <pre>&lt;!-- index.html -->
 
 &lt;head>
@@ -139,7 +139,7 @@ If this example code is loaded in a regular round display, '<code>round.css</cod
     <p class="caption">Devices where the 'device-radius' media feature is applicable</p>
 </div>
 </div>
-<p class="note">Note: If the shapes of displays are various, such as polygons, we need to extend the media features more with additional parameters. The current features have limitations to support the diversity beyond round shapes. How can we express star-shaped polygons? (e.g. SVG syntax, etc.) Of course, there is a trade-off between simplicity and expressiveness.
+<p class="note">Note: For other shapes, such as polygons, we need to extend the media features with additional parameters. The current features have limitations to support the diversity beyond round shapes. How can we express star-shaped polygons? (e.g. SVG syntax, etc.) Of course, there is a trade-off between simplicity and expressiveness.
 </p>
 <p class="issue">
 Using 'device-radius' with just a single value (e.g. device-radius: 50%) is enough (for simplicity)? Otherwise, do we need to support all possible values the same as 'border-radius'?