simple dropdown menu on click to open submenu code example

Example 1: Dropdown menu HTML

<select id="gender">
  <option value="male"> Male </option>
  <option value="female"> Female</option>
  </select>

Example 2: dropdown on hover

.dropdown:hover .dropdown-menu {
    display: block;
    margin-top: 0; // remove the gap so it doesn't close
 }