a.tooltipDemo {
  position: relative;
  display: inline;
}
a.tooltipDemo span {
  position: absolute;
  width:200px;
  color: #333;
  background: #fdfdfd;
  border:1px solid #ccc;
  height:auto;
  line-height:20px;
  text-align:left;
  visibility: hidden;
  border-radius:3px;
  font-size:11px;
}
a.tooltipDemo span h3 {
  color: red;
  font-weight:bold;
  
  
}
a.tooltipDemo span:before {
  content: '';
  position: absolute;
  top:30%;
  right: 100%;
  margin-top: -10px;
  width: 0; height: 0;
  border-right:10px solid #ccc;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
}
a.tooltipDemo span:after {
  content: '';
  position: absolute;
  top: 30%;
  right: 100%;
  margin-top: -8px;
  width: 0; height: 0;
  border-right:8px solid #fdfdfd;
  border-top: 8px solid transparent;
  border-bottom: 8px solid transparent;
}
a:hover.tooltipDemo span {
  visibility: visible;
  left: 100%;
  top: 50%;
  margin-top: -19px;
  margin-left: 15px;
  z-index: 999;
  padding:5px 15px; 
}

   /*Ayudas largas*/
  a.tooltipDemo2 {
  position: relative;
  display: inline;
}
a.tooltipDemo2 span {
  position: absolute;
  width:350px;
  color: #333;
  background: #fdfdfd;
  border:1px solid #ccc;
  max-height:150px !important;
  overflow:auto;
  line-height:20px;
  text-align:left;
  visibility: hidden;
  border-radius:3px;
  font-size:11px;
}
a.tooltipDemo2 span h3 {
  color: red;
  font-weight:bold;
}

a:hover.tooltipDemo2 span {
  visibility: visible;
  left: 100%;
  top:50%;
  margin-top: -50px;
  margin-left:0px;
  z-index: 999;
  padding:5px 15px; 
}