Minor modifications

Minor modifications

Author: phamvanvung

index.html

@@ -96,8 +96,9 @@
                     return color(Math.random());
                 })
                 .attr({
-                    'opacity': 0.2,
-                    stroke: 'steelblue'
+                    'fill-opacity': 0.1,
+                    stroke: 'black',
+                    'stroke-width': 0.3
                 }); 
             //For each box
             var allWords = [];