#nav a {
      font-family:Verdana, Arial, sans-serif;
      text-decoration:none;
      font-weight:bold;
      color:#639;
      display:block;
      margin:0 0 3px 0;
      border:1px solid #639;
      background:#ccf;
      font-size:13px;
      width:120px;
      text-align:center;
      padding:3px 0;
    }
    
    #nav a.purple {
      color:#fff;
      background:#9966cc;
    }
    
    #nav a.royal {
      color:#fff;
      background:#639;
    }
	
	#nav a.white {
      color:#639;
      background:#fff;
    }
    
    #nav a.mb-6 {
      margin-bottom:6px;
    }
    
    #nav a.mb-12 {
      margin-bottom:12px;
    }
    
	#nav a.mb-20 {
      margin-bottom:20px;
    }
    
    #nav a.fs-1 {
      font-size:10px;
    }
    
    #nav a.fs-3 {
      font-size:11px;
    }
    
    #nav a.pad {
      padding:10px 0;
    }
    
    #nav a:hover, #nav a.current {
      background:#fff;
      color:#639;
      border-right:1px solid #fff;
    }