.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #ffffff;
  min-width: 160px;
  box-shadow: 0px 8px 16px rgba(0,0,0,0.2);
  z-index: 1000;
  list-style: none;
  padding: 10px 0;
  margin: 0;
  border-radius: 4px;
}

.dropdown:hover .dropdown-content {
  display: block;
}

.dropdown-content li a {
  color: #000;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
}

.dropdown-content li a:hover {
  background-color: #f1f1f1;
}