diff -r 9b7a6c099870 -r ebd8269781fa cms/app-client/app/styles/app.scss
--- a/cms/app-client/app/styles/app.scss	Sat Dec 03 00:09:28 2016 +0100
+++ b/cms/app-client/app/styles/app.scss	Sat Dec 03 01:32:43 2016 +0100
@@ -163,7 +163,8 @@
 }
 
 .corpus-app-container.window {
-    overflow: scroll;
+    overflow-x: hidden;
+    overflow-y: hidden;
     height: 500px;
 }
 
@@ -199,3 +200,9 @@
 i.fa::before {
     font-size: 12px;
 }
+
+.transcript-container,
+.transcript-iframe {
+  width: 100%;
+  height: 100%;
+}