Fixed the disappearing menu.

wiki/menu.html

-<nav class="navbar border-bottom border-body sticky-top navbar-expand-lg bg-body-tertiary" style="margin-bottom:0px; background-color:transparent;">
+<header>
+<nav id="navbarNavDropdown" class="navbar border-bottom border-body sticky-top navbar-expand-lg bg-body-tertiary collapse navbar-collapse" style="margin-bottom:0px; background-color:transparent;">
  <img src="https://static.igem.wiki/teams/4680/wiki/e-esperance.png" alt="placeholder">
     <a class="navbar-brand" href="./" style="font-size: 24px; letter-spacing: 0.04em; letter-spacing: 0.04em; letter-spacing: 0.04em; top: -10px;">E. esperance</a>
-    <div class="collapse navbar-collapse justify-content-end" id="navbarNavDropdown">
+<!--<div class="collapse navbar-collapse justify-content-end" id="navbarNavDropdown">-->
       <ul class="navbar-nav">
         <li class="nav-item dropdown">
           <a class="nav-link dropdown-toggle" href="#" role="button" data-bs-toggle="dropdown" aria-expanded="false"style="font-size: 24px; letter-spacing: 0.04em; letter-spacing: 0.04em; letter-spacing: 0.04em; color:black;">Project</a>
@@ -51,5 +52,6 @@
           </ul>
         </li>
       </ul>
-    </div>
+<!--</div>-->
 </nav>
+</header>