Index: lams_central/web/css/authoring-svg.css
===================================================================
diff -u -rd23cfe73ee8a02bac48ce02552b1041bb3d3b9f6 -r6d4ea52f24e34bfa5b177e125026c5e2b736216a
--- lams_central/web/css/authoring-svg.css	(.../authoring-svg.css)	(revision d23cfe73ee8a02bac48ce02552b1041bb3d3b9f6)
+++ lams_central/web/css/authoring-svg.css	(.../authoring-svg.css)	(revision 6d4ea52f24e34bfa5b177e125026c5e2b736216a)
@@ -85,6 +85,16 @@
 	stroke: blue;
 }
 
+.svg-annotation-container {
+	stroke: #b6b6b6;
+}
+
+.svg-activity-optional .svg-annotation-container,
+.svg-activity-parallel .svg-annotation-container,
+.svg-activity-floating .svg-annotation-container {
+	fill : #f0f8ff;
+}
+
 .svg-transition {
 	stroke-width: 1;
 	stroke: rgb(119, 126, 157);