Method disabled in finish. Refactoring core select

src/index.html

@@ -9,11 +9,11 @@
   </head>
   <body>
     <div class="container">
-      <div class="cg-dropdown cg-dropdown_one"></div>
+      <button class="cg-dropdown cg-dropdown_one"></button>
 
-      <div class="cg-dropdown cg-dropdown_two"></div>
+      <button class="cg-dropdown cg-dropdown_two"></button>
 
-      <div class="cg-dropdown cg-dropdown_three"></div>
+      <button class="cg-dropdown cg-dropdown_three"></button>
     </div>
   </body>
   <script type="module" src="index.js"></script>