.dropdown {
  position: relative;
}

.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #14263a;
  min-width: 220px;
  border-radius: 6px;
  padding: 8px 0;
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
  z-index: 9999;
}

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