nav ul {
    list-style: none; 	
	/* Safari/VoiceOver-Fix, siehe https://www.scottohara.me/blog/2019/01/12/lists-and-safari.html */
	list-style: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg'/%3E");  
    width: 20em;
    border: thin solid;
    background-color: silver;
	text-align: center;

  }
  nav li {
    margin: 0.5em; 
    background-color: none;
	display: inline-block;
  }
  nav a {
    text-decoration: none; 
    font-weight: bold;
  }
[aria-current="page"]{
	background: var(--accent2-color);
}

  nav a:focus,
  nav a:hover,
  nav a:active {    
    text-decoration:underline;
  }
:root {
	--background-color: midnightblue;
	--accent1-color: gold;
	--accent2-color: darkred;	
	--text-color: black;
}