.navbar {
  color: white;
  background: black;
  font-family: serif;
  margin-left: 1em; 
  margin-right: 1em;
  margin-top: 1em; 
  margin-bottom: 1em;
  font-size: small;
  font-family: Verdana, Helvetica, Arial, sans-serif;
  text-align: center;
}

.navbar ul
{
  text-align: center;
  list-style: none;
  padding: 0;
  margin: 0;
}

.navbar li
{
  display: inline;
  padding: 0;
  margin: 0;
}

.navbar li:after { content: " |"; }
.navbar li:first-child:before { content: ""; }
.navbar li:last-child:after { content: ""; }