.menu-deroulant {
    position: relative;
  }
  
  .sous-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: hsla(204, 26%, 93%, 0.925);
    margin: 10;
    padding: 10;
    list-style: none;
  }
  
  .menu-deroulant:hover .sous-menu {
    display: block;
  }
  
  .sous-menu li {
    padding: 10px;
  }
  
  .sous-menu li:hover {
    background-color: 
    #00FFFF;
  }
  
  a {
    text-decoration: #dbdbe4;
    color: #C0C0C0;
  }
  
  a:hover {
    color: #ff0000;
  }