diff --git a/_includes/video.html b/_includes/video.html
index 197e372..16a8f61 100644
--- a/_includes/video.html
+++ b/_includes/video.html
@@ -1,4 +1,4 @@
-<video height="240" controls>
+<video controls>
     <source src="{{ include.src }}" type="video/{{ include.type }}">
 
     Your browser does not support the HTML video tag. 
diff --git a/css/style.scss b/css/style.scss
index c6e033d..388c997 100644
--- a/css/style.scss
+++ b/css/style.scss
@@ -222,6 +222,8 @@ small {
     margin-bottom: 20px;
 
     video {
+        max-width: 100%;
+        max-height: 240px;
         display: block;
         margin-left: auto;
         margin-right: auto;