diff --git a/about.md b/about.md
index 1bce04e..8fdc995 100644
--- a/about.md
+++ b/about.md
@@ -16,9 +16,9 @@ The blog name stems from my Bitcoin developer nickname Sirius. As Nathaniel Popp
 
 And what would be cooler than a Harry Potter LARP?
 
-<video width="640" style="max-width:100%" controls>
+<video width="640" controls>
   <source src="/assets/video/b-sirius.mp4" type="video/mp4">
 Your browser does not support the video tag.
 </video>
 
-Theme song: _B Sirius Baby_. Used with permission.
+_Theme song: B Sirius Baby_
diff --git a/assets/main.scss b/assets/main.scss
index 69665ba..0bbcb3d 100644
--- a/assets/main.scss
+++ b/assets/main.scss
@@ -72,3 +72,8 @@ body {
     @include relative-font-size(1.5);
   }
 }
+
+video {
+  width: 100%;
+  max-width: 100%;
+}