Fix style for dynamic anchors

Author: sdelquin

apps/commons/static/commons/css/dyn-anchors.scss

@@ -1,12 +1,12 @@
 .dyn-anchor-heading {
   a.dyn-anchor-link {
     font-size: 14pt;
-    color: skyblue;
+    color: gray;
     margin-bottom: 5px;
     vertical-align: middle;
     opacity: 0;
     &:hover {
-      color: darken(skyblue, 40%);
+      color: darken(gray, 20%);
     }
     &.show-it {
       opacity: 1;