Sort scss classes and index.js.

src/index.html

@@ -11,16 +11,10 @@
     <div class="container">
       <button class="cg-dropdown cg-dropdown_one"></button>
 
-      <button class="cg-dropdown cg-dropdown_two"></button>
-
       <button class="cg-dropdown cg-dropdown_three"></button>
 
       <button class="cg-dropdown cg-dropdown_button" style="margin-top: 50px"></button>
     </div>
-    <!-- <div class="buttonControlBox">
-      <button class="buttonControl button__open">Open</button>
-      <button class="buttonControl button__close">Close</button>
-    </div> -->
   </body>
   <script type="module" src="index.js"></script>
 </html>