.dropdown {
  position: relative;
  z-index: 1;

  cursor: pointer;
  transform: perspective(1000px);

  text-decoration: none;
  /* -webkit-box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 3px 1px -2px rgba(0, 0, 0, 0.12), 0 1px 5px 0 rgba(0, 0, 0, 0.2);
  box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 3px 1px -2px rgba(0, 0, 0, 0.12), 0 1px 5px 0 rgba(0, 0, 0, 0.2); */
}

.dropdown-menu {
  position: absolute;
  top: 0;
  left: 0;
  width: 15rem;
  max-height: 350px;
  margin: 0;
  padding: 0;
  overflow-y: scroll;

  background-color: #fff;
  list-style-type: none;
  border-radius: var(--radius-1);
  opacity: 0;
  visibility: hidden;
  z-index: -99999;

  text-align: center;
}

.dropdown-menu li:first-child {
  cursor: default;
}

.dropdown-menu a {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  width: 100%;

  color: var(--black-4);
  text-decoration: none;
  transition: var(--transition);
}
.dropdown-menu a:hover {
  background: var(--cinza-light);
  color: var(--black-2);
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  top: 100%;
  box-shadow:
    0 2px 2px 0 rgba(0, 0, 0, 0.14),
    0 3px 1px -2px rgba(0, 0, 0, 0.12),
    0 1px 5px 0 rgba(0, 0, 0, 0.2);
  transition: all 0.5s;
}