body {
              margin: 0;
              font-family: Arial, Helvetica, sans-serif;
            }

            .topnav {
              overflow: hidden;
              background-color: #ffffff;
            }

            .topnav a {
              float: left;
              color: #1a1a1a;
              text-align: center;
              padding: 12px 14px;
              text-decoration: none;
              font-size: 17px;
            }

            .topnav a:hover {
              background-color: #ddd;
              color: black;
            }

            .topnav a.active {
              background-color: #ffffff;
              color: black;
            }

            .topnav-right {
              float: right;
            }

            .imager img {
              border: 1px solid #ddd;
              width: 150px;
              border-radius: 10%;
              margin: 20px;
            }

            .imager img:hover {
              box-shadow: 0 0 2px 1px rgba(151, 161, 165, 0.5);

            }