diff --git a/styles/h5p.css b/styles/h5p.css
index c485572..673354c 100644
--- a/styles/h5p.css
+++ b/styles/h5p.css
@@ -31,14 +31,14 @@ html.h5p-iframe, html.h5p-iframe > body {
 .h5p-content {
   position: relative;
   background: #fefefe;
-  font-size: 16px;
-  line-height: 1.5em;
   border: 1px solid #EEE;
   border-bottom: none;
   box-sizing: border-box;
   -moz-box-sizing: border-box;
 }
 html.h5p-iframe .h5p-content {
+  font-size: 16px;
+  line-height: 1.5em;
   width: 100%;
   height: 100%;
 }