Fix position of link about Git on Mac

index.html

@@ -456,7 +456,6 @@ <h4 id="shell-linux">Linux</h4>
 <div id='git'> <!-- Start of 'Git' section. GitHub browser compatability
            is given at https://help.github.com/articles/supported-browsers/-->
   <h3>Git</h3>
-  <a href="https://www.youtube.com/watch?v=9LQhwETCdwY ">Video Tutorial</a>
   <p>
     Git is a version control system that lets you track who made changes
     to what when and has options for easily updating a shared or public
@@ -477,7 +476,7 @@ <h4 id="git-windows">Windows</h4>
     </div>
     <div class="col-md-4">
       <h4 id="git-macosx">Mac OS X</h4>
-
+      <a href="https://www.youtube.com/watch?v=9LQhwETCdwY ">Video Tutorial</a>
       <p>
         <strong>For OS X 10.9 and higher</strong>, install Git for Mac
         by downloading and running the most recent "mavericks" installer from