a:link, a:visited, a:active {
  text-decoration: none; color: blue;    
 }
a:hover {
  background: yellow;
  border-top: 3px solid yellow;
  border-bottom: 3px solid yellow;
 }
.suelto {
  position: absolute;
  visibility: hidden;
  font-family: helvetica;
  overflow: hidden;
  background-color: white;
 }
.layer {
  position: absolute;
  visibility: hidden;
  border: 2px outset;
  font-family: helvetica;
  background-color: white;
  overflow: hidden;
  -moz-border-radius: 8;
  border-radius: 8;
 }
.tit {
  background-color: #eeeeee;
  border-bottom: 2px groove;
  text-align: center;
 }
.texto {
  padding-left: 3;
  padding-right: 3;
  padding-top: 0.5em;
  padding-bottom: 0.5em;
 }
.boton  {
  margin-right: 3;
  float: right;
  cursor: pointer;
  color: red;
  text-align: center;
  line-height: 90%;
 }
.gordo {
  padding: 3em;
  font-size: 300%;
  position: absolute;
  font-family: helvetica;
  background-color: white;
 }
.sep {
  height: 40%;
  line-height: 0;
 }
.tip {
  position: absolute;
  visibility: hidden;
  font-family: helvetica;
  background-color: #99ff99;
  padding: 3px;
  overflow: visible;
 }