a.knop:link{
    color: #a203ac;
    text-decoration: none;
    font-size : 14px;
    font-family: Viner Hand ITC;
    font-style : italic;
    font-weight : bold;	
    letter-spacing: 2px ;
    }

a.knop:visited {
    color: #a203ac;
    text-decoration: none;
    font-size : 14px;
    font-family: Viner Hand ITC;
    font-style : italic;
    font-weight : bold;	
    letter-spacing: 2px ;
    }

a.knop:hover {
    color: white;
    text-decoration: underline;
    font-size : 14px;
    font-family: Viner Hand ITC;
    font-style : italic;
    font-weight : bold;	
    letter-spacing: 2px ;
    }