Merge pull request #5468 from edx/zub/bugfix/tnl-256-protex-scroll-with-increased-font-size

set overflow to scroll so that user can see full content with increased ...

common/static/js/capa/protex/protex.css

@@ -51,3 +51,7 @@
   margin: 0px;
   color: white;
 }
+
+div#protex-panel[style] {
+   overflow: scroll !important;
+}