.dropdown-menu {
  font-family: Roboto;
  border: solid 1px #cccc;
  border-radius: 5px;
  background-color: #ddd;
  box-shadow: rgba(100, 100, 111, 0.2) 0px 7px 29px 0px;
  list-style-type: none;
  padding: 0px;
}

.dropdown-menu li {
  position: relative;
  padding: 10px;
  margin: 0px;
}

.dropdown-menu .dropdown-menu {
  display: none;
  position: absolute;
  left: 100%;
  top: -0.5em;
}
/* .dropdown-menu .dropdown-menu {
  right: 100%;
  left: auto;
} */

.dropdown-menu > li:hover {
  background-color: #eee;
}
.dropdown-menu > li:hover > .dropdown-menu {
  display: block;
  /* background-color: aqua; */
}

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