[css-inline] adjust size of new image

Author: dauwhe

css-inline-3/Overview.bs

@@ -744,7 +744,7 @@ Creating Initial Letters: the 'initial-letters' property</h3>
 
 		<figure>
 			<img src="images/adjacent-initial-letter.png"
-			     alt="Initial letter adjacent to text">
+			     alt="Initial letter adjacent to text" width="360">
 		</figure>
 
 	</div>