body {
	font-family: arial, sans-serif;
	background-color:#f8f8f8
}
a { text-decoration: none; color: #500;  } /* darkred */
a:hover { text-decoration: underline;  background-color: #ffa; }
a:visited { color: #003;  }  /* darkblue */

.txt { color: black; text-decoration: none}
a.txt:visited { color: black; text-decoration: none}