nav{
  text-align: center;
  z-index: 1;
  position: absolute;
  left: 0;
  top: 0px;
  height: 7vmin;
  width: 100%;
  background: antiquewhite;
}

nav a{
  display: inline-block;
  margin-top: 1vmin;
  padding: 0 3.5vmin;
  text-decoration: none; 
  font-family: "Helvetica Condensed", "Arial Narrow"
  color: black 
  padding: 10px;  
}

.active{
  color:blue;
}