a {
   text-decoration: none;
}

a:active  {
   text-decoration: none;
}

a:visited 
        {
        color: #000099;
        }
a:hover
        {
    text-decoration: underline;
    color: #000000;

        }
.blue {
    color: #0000aa
}

.red {
    color: red
}

.green {
    color: green
}
.grey {
    color: grey
}