Template:Main menu/styles.css

.main-menu-container {
  display: flex;
  justify-content: center;
  background-color: #f1f1f1;
}

.main-menu-container a {
  text-decoration: none;
}

.padded {
  padding: 0.5rem 1.5rem;
}

.padded:hover {
  background-color: #e0e0e0;
}

.main-menu-dropdown-trigger {
  position: relative;
}

.main-menu-dropdown-content {
  display: none;
  position: absolute;
  z-index: 101;
  min-width: 180px;
  background-color: #f1f1f1;
  transition: .5s;
}

.main-menu-dropdown-trigger:hover .main-menu-dropdown-content {
  display: block;
}