Update index.html

Author: YuliangXiu

index.html

@@ -73,10 +73,10 @@ <h1 style="text-align: center; font-size: 30px; color: #1772d0;">
       </div>
 
       <div class='instructor'>
-        <a href="http://www-scf.usc.edu/~saitos/" target="_blank">
+        <a href="https://shunsukesaito.github.io/" target="_blank">
           <div class="instructorphoto">
             <img class="img-hover"
-              src="http://www-scf.usc.edu/~saitos/img/Shunsuke.jpg">
+              src="https://shunsukesaito.github.io/img/Shunsuke.jpg">
           </div>
           <div>Shunsuke Saito</div>
         </a>