[css-round-display] Update Media Queries Extension 2 using florian's feedback(1-6)

Author: hyojinLGE

css-round-display/Overview.bs

@@ -55,11 +55,11 @@ By the mechanism of media queries, if the value of the 'device-radius' media fea
 </div>
 <p>As in the '<code>border-radius</code>' property, the 'device-radius' media feature can describe various round shapes of displays, such as rectangle, regular circle, ellipse, and rectangle with round corners.
 </p>
-<pre class='descdef'>
+<pre class='descdef mq'>
 	Name: device-radius
-	Type: range
-    For: @media
+	For: @media
 	Value: [ <<length>> | <<percentage>> ]
+	Type: range
 	Percentage: Refer to corresponding dimension of the display
 </pre>
 <p class="note">