[css-round-display] Update figure images

Author: Jihye Hong

css-round-display/Overview.bs

@@ -316,16 +316,18 @@ Another example bellow shows the result in Figure 6B.
 </body>
 </pre>
 
-<div style="width: 800px; text-align:center">
-	<div style="float: left; width: 400px;">
-		<img style="width: 300px" src="images/polar_positioning_a.png">
+<div style="width: 600px; text-align:center">
+	<div style="float: left; width: 300px;">
+		<img style="width: 250px" src="images/polar_positioning_a.png">
 		<p>(A) Deploying elements using the conventional coordinate system used in the web</p>
 	</div>
-	<div style="float: left; width: 400px;">
-		<img style="width: 300px" src="images/polar_positioning_b.png">
+	<div style="float: left; width: 300px;">
+		<img style="width: 250px" src="images/polar_positioning_b.png">
 		<p>(B) Deploying elements using polar coordinate system</p>
 	</div>
-	<p class="caption">Positioning elements in conventional coordinate system and polar coordinate system</p>
+	<div style="width: 600px">
+		<p class="caption">Positioning elements in conventional coordinate system and polar coordinate system</p>
+	</div>
 </div>
 </div>