div#footer {
  border-top: medium solid black;
  padding-top: 1ex;
  margin-top: 3ex;
  }
div#lastcontact {
  float: left;
  font-size: smaller;
  }
#lastcontact span.lastupdate {
  font-style: italic;
  }
div#oreillyug {
  text-align: center;
  }
div#w3valid {
  float: right;
  text-align: right;
  }
#w3valid img {
  border:0;
  width:88px;
  height:31px;
  }
div#hosting {
  clear: both;
  text-align: center;
  font-size: smaller;
  }
#hosting span.copyright {
  font-size: x-small;
  }