.dropdown-menu {
  display: none;
  position: absolute;
  z-index: 1000;
  min-width: 160px;
  /* background-color: #fff;
  border: 1px solid #ccc;
  padding: 8px 0; */
  list-style: none;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.dropdown-menu.show {
  display: block;
}