Untitled

<!DOCTYPE html>
<html>
<head>
    <style type="text/css">
    body{
        margin: 0px;
        width: 100%;
        padding: 0px;
    }

.ani-top{position:relative;animation:animatetop 0.5s}
@keyframes animatetop{from{top:-500px;opacity:0}
to{top:0;opacity:1}}

</style>

</head>
<body>
<div  style="max-width:500px">
  <img class="slidetop ani-top" src="file:///C:/Users/Administrator/Desktop/download%20(1).jpg" style="width:100%">
  <img class="slidetop ani-top" src="file:///C:/Users/Administrator/Desktop/download%20(2).jpg" style="width:100%">
  <img class="slidetop ani-top" src="file:///C:/Users/Administrator/Desktop/download.jpg" style="width:100%">
  <img class="slidetop ani-top" src="file:///C:/Users/Administrator/Desktop/download%20(3).jpg" style="width:100%">
</div>

<script type="text/javascript">
var pos = 0;
slideshow();

function slideshow() {
  var i;
  var x = document.getElementsByClassName("slidetop");
  for (i = 0; i < x.length; i++) {
    x[i].style.display = "none";
  }
  pos++;
  if (pos > x.length) {pos = 1}
  x[pos-1].style.display = "block";
  setTimeout(slideshow, 2500);
}
</script>
</body>
</html>