如何将标题徽标移动到菜单项的上方？

<nav>
  <ul>
    <li><a href="#">菜单项1</a></li>
    <li><a href="#">菜单项2</a></li>
    <li><a href="#">菜单项3</a></li>
    <li><a href="#">菜单项4</a></li>
    <li><a href="#">菜单项5</a></li>
  </ul>
  <a class="logo" href="#">标题徽标</a>
</nav>

nav {
  position: relative;
  background-color: #f8f8f8;
  padding: 10px;
}

ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

li {
  display: inline-block;
}

a {
  display: block;
  padding: 10px;
  text-decoration: none;
  color: #333;
}

.logo {
  position: absolute;
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
  background-color: #333;
  color: #fff;
  padding: 5px 10px;
  border-radius: 5px;
}