.navbar {
          position: -webkit-sticky;
  position: sticky;
  top: 0;
  text-align: center;
          overflow: hidden;
          background-color: black;
		  width: 100%;
          z-index: 10000;
          padding: 1% 0px;
        }

        .navbar a {
          float: none;
          color: white;
          text-align: center;
          text-decoration: none;
          padding: 1% 2%;
          font-size: 20px;
          margin-left: 0;
          margin-right: 0;
          margin-top: 0;
          cursor: pointer;
        }

        .navbar a:hover {
          background-color: gray;
          color: white;
        }

        .navbar a.active {
          background-color: white;
          color: black;
          margin-left: 0;
          margin-right: 0;
          margin-top: 0;
        }