Index: lams_central/web/css/authoring-svg.css
===================================================================
diff -u -r623a1b2fa4f7acd6e5ebd5a8119d6dcd0b5140e8 -r90d91a7e4abccc10c60396fc9bf5e6c40083691b
--- lams_central/web/css/authoring-svg.css	(.../authoring-svg.css)	(revision 623a1b2fa4f7acd6e5ebd5a8119d6dcd0b5140e8)
+++ lams_central/web/css/authoring-svg.css	(.../authoring-svg.css)	(revision 90d91a7e4abccc10c60396fc9bf5e6c40083691b)
@@ -10,11 +10,13 @@
 	stroke-width: 3;
 }
 
+.svg-tool-activity-border-grouped {
+	fill: white;
+}
+
 .svg-tool-activity-background {
 	stroke: none;
 	fill: white;
-	-webkit-filter: drop-shadow( 2px 2px 2px rgba(0, 0, 0, .3));
-  	filter: drop-shadow( 2px 2px 2px rgba(0, 0, 0, .3));
 }
 
 .svg-tool-activity-category-1 {
@@ -60,16 +62,10 @@
 	font-size   : 12px;
 }
 
-.svg-activity-gate {
-	-webkit-filter: drop-shadow( 2px 2px 2px rgba(0, 0, 0, .3));
-  	filter: drop-shadow( 2px 2px 2px rgba(0, 0, 0, .3));
-}
 
 .svg-branching {
 	stroke-width: 3;
 	fill: white;
-	-webkit-filter: drop-shadow( 2px 2px 2px rgba(0, 0, 0, .3));
-  	filter: drop-shadow( 2px 2px 2px rgba(0, 0, 0, .3));
 }
 
 .svg-branching-start {
@@ -99,4 +95,9 @@
 	stroke-width: 2;
 	stroke: rgb(119, 126, 157);
 	stroke-dasharray: 5, 3;
+}
+
+.svg-shadow {
+	-webkit-filter: drop-shadow( 2px 2px 2px rgba(0, 0, 0, .3));
+  	filter: drop-shadow( 2px 2px 2px rgba(0, 0, 0, .3));
 }
\ No newline at end of file
Index: lams_central/web/includes/javascript/authoring/authoringActivity.js
===================================================================
diff -u -re34f9328dda68a9859d4eb5fb63cf858b443a82f -r90d91a7e4abccc10c60396fc9bf5e6c40083691b
--- lams_central/web/includes/javascript/authoring/authoringActivity.js	(.../authoringActivity.js)	(revision e34f9328dda68a9859d4eb5fb63cf858b443a82f)
+++ lams_central/web/includes/javascript/authoring/authoringActivity.js	(.../authoringActivity.js)	(revision 90d91a7e4abccc10c60396fc9bf5e6c40083691b)
@@ -348,7 +348,7 @@
 
 		// create activity SVG elements
 		var shape = paper.circle(x, y, 20)
-						 .addClass('svg-branching svg-branching-' + (this.isStart ? 'start' : 'end')),
+						 .addClass('svg-branching svg-shadow svg-branching-' + (this.isStart ? 'start' : 'end')),
 			icon = ActivityLib.getActivityIcon(this.isStart ? 'branchingStart' : 'branchingEnd');
 		icon.select('svg').attr({
 			'x'     : x - 15,
@@ -456,7 +456,7 @@
 		});
 
 		this.items = paper.g(shape);
-		this.items.addClass('svg-activity-gate');
+		this.items.addClass('svg-activity-gate svg-shadow');
 		if (this.readOnly && !isReadOnlyMode) {
 			this.items.attr('filter', layout.conf.readOnlyFilter);
 		}
@@ -500,9 +500,9 @@
 						' h ' + (-width + 2 * curve) + ' q ' + -curve + ' 0 ' + -curve + ' ' + -curve +
 						' v ' + (-height + 2 * curve) + ' q 0 ' + -curve + ' ' + curve + ' ' + -curve,
 			shape = paper.path(shapePath)
-						 .addClass('svg-tool-activity-background'),
+						 .addClass('svg-tool-activity-background svg-shadow'),
 			shapeBorder = paper.path(shapePath)
-							 .addClass('svg-tool-activity-border' + (this.requireGrouping ? '-require-grouping' : '')),
+							   .addClass('svg-tool-activity-border'),
 			// check for icon in the library
 			icon = ActivityLib.getActivityIcon('grouping'),
 			label = ActivityLib.wrapActivityTitle(this.title, x, y);
@@ -700,7 +700,7 @@
 			shapePath = bannerPath + ' h ' + (width - 2 * curve) + ' q ' + curve + ' 0 ' + curve + ' ' + curve +
 						' v ' + (height - 2 * curve) + ' q 0 ' + curve + ' ' + -curve + ' ' + curve + ' z',
 			shape = paper.path(shapePath)
-						 .addClass('svg-tool-activity-background'),
+						 .addClass('svg-tool-activity-background ' + (this.grouping ? '' : 'svg-shadow')),
 			shapeBorder = paper.path(shapePath)
 							 .addClass('svg-tool-activity-border' + (this.requireGrouping ? '-require-grouping' : '')),
 			label = ActivityLib.wrapActivityTitle(this.title, x, y),
@@ -961,7 +961,7 @@
 						activityBox.width,
 						activityBox.height,
 						5, 5)
-				   .addClass('svg-tool-activity-border');
+				   .addClass('svg-tool-activity-border svg-tool-activity-border-grouped svg-shadow');
 			
 			activity.items.prepend(activity.items.groupingEffect);