fixed account icon in menu in dark mode

menu.js

···
 
     html.addEventListener('click', (e) => {
       this.menuElement.style.visibility = 'hidden';
+      this.icon.classList.remove('active');
     });
 
     let homeLink = $(this.menuElement.querySelector('a[href="?"]'), HTMLLinkElement);
···
   }
 
   toggleAccountMenu() {
-    this.menuElement.style.visibility = (this.menuElement.style.visibility == 'visible') ? 'hidden' : 'visible';
+    let isVisible = (this.menuElement.style.visibility == 'visible');
+
+    this.menuElement.style.visibility = isVisible ? 'hidden' : 'visible';
+    this.icon.classList.toggle('active', !isVisible);
   }
 
   /** @param {string} buttonName */

style.css

···
     background-color: transparent;
   }
 
+  #account.active {
+    color: #333;
+  }
+
   #account_menu {
     background: hsl(210, 33.33%, 94.0%);
     border-color: #ccc;