create a beautiful menu list

.container > ul {
      list-style: none;
      padding: 0;
      width: 100%;
    }
    .container > ul > li {
      width: 100%;
      margin: 0;
      padding: 0;
      background-color: silver;
      transition: all .3s ease;
    }
    .container > ul > li:hover {
      background-color: black;
    }
    .container > ul > li > a {
      display: block;
      padding: 10px;
      color: white;
      text-decoration: none;
    }
    .container > ul > li > a:hover {
      color: silver;
      text-decoration: underline;
    }