add university node article button

index.html

@@ -153,7 +153,7 @@
 
     a.button {
         background-color: #498205;
-        width: 40%;
+        width: 25%;
         font-size: large;
         display: inline-block;
         text-align: center;
@@ -339,7 +339,9 @@ <h3><span>Makecodeで</span><span>簡単地上絵作成！</span></h3>
             </div>
             <div class="article_buttons">
                 <a href="https://note.com/hoshimikan6490" class="button" target="_blank"
-                    rel="noopener noreferrer">noteの記事をもっと見る</a>
+                    rel="noopener noreferrer">個人noteの記事をもっと見る</a>
+                <a href="https://note.kogakuin.ac.jp/n/n3c23a1c3295c" class="button" target="_blank"
+                    rel="noopener noreferrer">大学noteの記事を見る</a>
                 <a href="https://kogakuintimes.com/author/hoshimikan/" class="button" target="_blank"
                     rel="noopener noreferrer">note以外の記事を見る</a>
             </div>