nav ul {
    width: 12em;
    margin: 0;
    padding: 0.1em;
    line-height: 1;
    /*border: 1px solid black;*/
    /* background-color: silver;*/
  }
 
  nav li {
    list-style: none;
    margin: 0.4em;
    padding: 0;
    width: 10em;
  }
 
  nav ul ul {
    margin: 0 0 0 1em;
    padding: 0;
    width: 10em;
    border: none;
  }
 
  nav ul ul li {
    margin: 0.1em 0;
    width: 11em;
    font-size: 80%;
  }
 
  nav a {
    display: block;
    padding: 0.4em;
    text-decoration: none;
    font-weight: bold;
    border: 1px solid black;
    border-radius: 4px;
    box-shadow: 0px 5px 10px white inset;
    color: black; 
   /* background-color: royalblue;*/
  }
  nav a:link,
  nav a:visited {
    color: black; 
    display: block; 
    padding: 7px 10px; 
    text-decoration: none; 
  }
 
  nav a:focus,
  nav a:hover {
    color: white; 
    background-color: #0085c0;
  }
nav a:active {
  background-color:white;
}
nav li .sie-sind-hier {
    background-color: #0085c0; 
    /*background-image: linear-gradient(to bottom, #f7d337, #fff2c1); */
    color: black; 
    font-weight: bold; 
    text-decoration: none; 
  }