/* Tooltip container */
.tooltip1 {
  position: relative;
  display: inline-block;
}

/* Tooltip text */
.tooltip1 .tooltiptext1 {
  visibility: hidden;
  width: 250px;
  height: 300px;
  padding: 5px 0;
  border-radius: 6px;

  /* Position the tooltip text */
  position: absolute;
  z-index: 1;
  top: -100px;
  left: 200px;
  margin-left: -60px;

  /* Fade in tooltip */
  opacity: 0;
  transition: opacity 0.3s;
}

/* Show the tooltip text when you mouse over the tooltip container */
.tooltip1:hover .tooltiptext1 {
  visibility: visible;
  opacity: 1;
}


<!div class="tooltip1"><!a href="../index.html"><!img src="../../Images/Hdr/funstuff.jpg"><!/a>
  <!span class="tooltiptext1"><!img src="../../Images/Hdr/goto-funstuff.jpg"><!br><!img src="../../Images/site.jpg"><!/span>
<!/div>