diff --git a/README.md b/README.md
index c75e1ec..2dac58d 100644
--- a/README.md
+++ b/README.md
@@ -2,12 +2,12 @@
 
 A raytracer and renderer writen in Go (Golang) following the book Raytracing in one weekend
 
-# Motivation
+## Motivation
 
 I've been meaning to tinker with graphics for quite a while and was motivated by a video programming a raytracing algorithm on a TI-84. Back in my school days I used to love to tinker with the TI-84 and also did some very elementary programming on it myself.
 
 <video width="320" height="240" controls>
-  <source src="https://youtu.be/rY413t5fArw" type="video/mp4">
+  <source src="https://youtu.be/rY413t5fArw" type="video/mov">
 </video>
 
 # Why Go?
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