#menu-accordeon {
  padding:0;
  margin:0;
  list-style:none;
  width: 180px;
}
#menu-accordeon ul {
  padding:0;
  margin:0;
  list-style:none;
}

#menu-accordeon li li {
  max-height:0;
  overflow: hidden;
  transition: all .5s;
  border-radius:0;
  box-shadow: none;
  border:none;
  margin:0
}
#menu-accordeon a {
  display:block;
  text-decoration: none;
  color: #fff;
  padding: 8px 0;
  font-size:1.2em
}
#menu-accordeon ul li a, #menu-accordeon li:hover li a {
  font-size:1em
}
#menu-accordeon li:hover {
  background: transparent;
}
#menu-accordeon li li:hover {
  background: transparent;
}
#menu-accordeon ul li:last-child {
  border-radius: 0 0 6px 6px;
  border:none;
}
#menu-accordeon li:hover li {
  max-height: 15em;
}