.popup
{
   position:relative; left:5; top:-10; width:300;
   border-style:solid;
   border-width:4;
   border-color:blue;
   background-color:lightblue;
   padding:5px;
   color:red;
   font-weight:bold;
   font-size:1em;
   z-index:2;
   visibility:hidden;
}