引导对齐导航栏的居中折叠项目

<nav class="navbar">
  <div class="navbar-brand">
    <a class="navbar-logo" href="#">Logo</a>
    <button class="navbar-toggle" onclick="toggleMenu()">Menu</button>
  </div>
  <ul class="navbar-menu" id="navbarMenu">
    <li><a href="#">Home</a></li>
    <li><a href="#">About</a></li>
    <li><a href="#">Services</a></li>
    <li><a href="#">Contact</a></li>
  </ul>
</nav>

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #f8f8f8;
  padding: 10px;
}

.navbar-brand {
  display: flex;
  align-items: center;
}

.navbar-logo {
  font-weight: bold;
  margin-right: 10px;
}

.navbar-toggle {
  display: none;
  background-color: transparent;
  border: none;
  cursor: pointer;
}

.navbar-menu {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.navbar-menu li {
  margin-left: 10px;
}

@media (max-width: 768px) {
  .navbar-menu {
    display: none;
  }

  .navbar-toggle {
    display: block;
  }
}

function toggleMenu() {
  var navbarMenu = document.getElementById("navbarMenu");
  navbarMenu.style.display = navbarMenu.style.display === "none" ? "flex" : "none";
}