diff --git a/templates/description.html b/templates/description.html
index 81286f7..a2ce16e 100644
--- a/templates/description.html
+++ b/templates/description.html
@@ -14,11 +14,17 @@
     {% elif item.lower().endswith(('.mp4')) %}
           <video width="320" height="240" controls><source src="../{{ item }}" type="video/mp4">Your browser does not support the video tag.</video>
 
+    {% elif item.lower().endswith(('.mov')) %}
+          <video width="320" height="240" controls><source src="../{{ item }}" type="video/mov">Your browser does not support the video tag.</video>
+
 		{% elif item.lower().endswith(('.mp3')) %}
-          <audio controls><source src="../{{ item }}" type="audio/mpeg">Your browser does not support the audio tag.</audio>
+          <audio controls><source src="../{{ item }}" type="audio/mp3">Your browser does not support the audio tag.</audio>
+
+    {% elif item.lower().endswith(('.wav')) %}
+          <audio controls><source src="../{{ item }}" type="audio/wav">Your browser does not support the audio tag.</audio>
 
     {% elif item.lower().endswith(('.pdf')) %}
-          <iframe src="../{{ item }}" height="500" width="90%"></iframe>
+          <iframe src="../{{ item }}" height="450" width="90%"></iframe>
 
 {% endif %}
 {% endfor %}
diff --git a/templates/layout.html b/templates/layout.html
index 2162b8f..ea499fd 100644
--- a/templates/layout.html
+++ b/templates/layout.html
@@ -1,5 +1,5 @@
 <!DOCTYPE html>
-<html>
+<html lang="en">
 <head>
   <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
