Adjust styles.

index.html

@@ -466,7 +466,7 @@
   <footer class="footer">
     <div class="content has-text-centered">
       <p>         
-          <a href="https://github.com/mmacneil/devfolio" target="_blank" class="icon has-text-info">
+          <a href="https://github.com/mmacneil/devfolio" target="_blank" class="icon has-text-primary">
              <i class="fab fa-github"></i> <strong>devfolio</strong></a>       
       </p>
     </div>