body {
    background-color: #D3D3D3; 
}

body {margin: 0;}

ul.topnav {
    list-style-type: circle;
    margin: 0;
    padding: 0;
    background-color: #333;
    position: relative;
    top: 0;
    width: 100%;
}

ul.topnav li {float: left;}

ul.topnav li a {
    display: block;
    color: white;
    text-align: Left;
    padding: 10px 41px;
    text-decoration: underline;
}

ul.topnav li:hover a:not(.active) {
    background-color: #D3D3D3;
    color: #000;
}

ul.topnav li a.active {
    background-color: #D2691E;
    color: white;
}



ul.topnav .dropdown-content {
  display: none;
  position: absolute;
}
ul.topnav .dropdown-content a {
  color: black;
}
ul.topnav .dropdown:hover > .dropdown-content {
  display: block;
}