/*the container must be positioned relative:*/
      
      .autocomplete {
          position: relative;
          display: inline-block;
      }
      
      .autocomplete-items {
          position: absolute;
          border: 1px solid #d4d4d4;
          border-bottom: none;
          border-top: none;
          z-index: 99;
          /*position the autocomplete items to be the same width as the container:*/
          top: 100%;
          left: 0;
          right: 0;
      }
      
      .autocomplete-items div {
          padding: 10px;
          cursor: pointer;
          background-color: #fff;
          border-bottom: 1px solid #d4d4d4;
          font-family: 'kosugi';
          font-family: 'Noto+Sans+JP';
      }
      /*when hovering an item:*/
      
      .autocomplete-items div:hover {
          background-color: #e9e9e9;
      }
      /*when navigating through the items using the arrow keys:*/
      
      .autocomplete-active {
          background-color: DodgerBlue !important;
          color: #ffffff;
      }