#zaloba {
   position: absolute;
   visibility: hidden;
  }

#okno {
   position: absolute;
   visibility: hidden;
 }
#close {
   font-family: Tahoma, Verdana, Arial, Helvetica, sans-serif;
   color: #000000;
   font-size: 18px;
   font-weight: bold;
   position: absolute;
   visibility: hidden;
   cursor: pointer;
 }