#menu-accordeon {
  padding:0;
  margin:0;
  list-style:none;
  text-align: center;
  width: 220px;
}
#menu-accordeon ul {
  padding:0;
  margin:0;
  list-style:none;
  text-align: center;
  background-color:red; 
}
#menu-accordeon li {
   background-color: blue;
   border-radius: 6px;
   margin-bottom:2px;
   box-shadow: 3px 3px 3px #999;
   border:solid 1px #333A40
}

#menu-accordeon li a:hover {
   background-color: red;
}

#menu-accordeon li li {
   max-height:0;
   overflow: hidden;
   transition: all .5s;
   border-radius:0;
   background: #4D78EA;
   color: #000000;
   box-shadow: none;
   border:none;
   margin:0
}
#menu-accordeon a {
  display:block;
  text-decoration: none;
  color: #ffffff;
  padding: 8px 0;
  font-family: verdana;
  font-size:1.2em
}
#menu-accordeon ul li a, #menu-accordeon li:hover li a {
  font-size:1em;
}
#menu-accordeon li:hover {
   background: #4D78EA;
   color: red;
}
#menu-accordeon li li:hover {
   background: blue;
}
#menu-accordeon ul li:last-child {
   border-radius: 0 0 6px 6px;
   border:none;
}
#menu-accordeon li:hover li {
  max-height: 15em;
}