update: gab-animationを閉じる要素をマークアップ

public/index.html

@@ -206,6 +206,30 @@
           <section class="layer layer-3"></section>
           <section class="layer layer-4"></section>
         </div>
+        <div class="gab-animation__close">
+          <section class="effect effect-1">
+            <div></div><div></div><div></div><div></div>
+            <div></div><div></div><div></div><div></div>
+            <div></div><div></div><div></div><div></div>
+          </section>
+          <section class="effect effect-2">
+            <div></div><div></div><div></div><div></div>
+            <div></div><div></div><div></div><div></div>
+            <div></div><div></div><div></div><div></div>
+          </section>
+          <section class="effect effect-3">
+            <div></div><div></div><div></div><div></div>
+            <div></div><div></div><div></div><div></div>
+            <div></div><div></div><div></div><div></div>
+          </section>
+          <section class="ball ball-1"></section>
+          <section class="ball ball-2"></section>
+          <section class="ball ball-3"></section>
+          <section class="end-block">
+            <div class="paint-ball"></div>
+            <div class="paint-ball"></div>
+          </section>
+        </div>
       </section>
     </main>
     <script type="text/javascript" src="./scripts/app.min.js"></script>