diff --git a/css/components/islandora_mods.css b/css/components/islandora_mods.css
index 6d6d0c6..93ce835 100755
--- a/css/components/islandora_mods.css
+++ b/css/components/islandora_mods.css
@@ -731,3 +731,7 @@ article .text-content img {
   font-size: 1.5rem;
   align-items: center;
 }
+iframe.pdf {
+  height: 1200px;
+  border: 1px solid #ccc;
+}