Add and remove constraints from the corpusByMatch assistant

Change-Id: I508312e6c431d0602471eb75fd06e845ffd63631
diff --git a/dev/scss/header/vc.scss b/dev/scss/header/vc.scss
index cf70ecc..2a4a3b8 100644
--- a/dev/scss/header/vc.scss
+++ b/dev/scss/header/vc.scss
@@ -346,6 +346,9 @@
 }
 
 .vc.fragment {
+  > div > div.docGroup {
+    margin-left: 0;
+  }
   .doc {
     margin-right: 2em;
   }