Create a Scroll To Top Button
<html>
<head>
<script>
// When the user scrolls down 20px from the top of the document, show the button
window.onscroll = function() {scrollFunction()};
function scrollFunction() {
if (document.body.scrollTop >500|| document.documentElement.scrollTop >500) {
document.getElementById("myBtn").style.display = "block";
} else {
document.getElementById("myBtn").style.display = "none";
}
}
// When the user clicks on the button, scroll to the top of the document
function topFunction() {
document.body.scrollTop = 0;
document.documentElement.scrollTop = 0;
}
</script>
<style>
#myBtn {
display: none;
position: fixed;
bottom: 20px;
right: 30px;
z-index: 99;
font-size: 18px;
border: none;
outline: none;
background-color:#EAC159;
color: white;
cursor: pointer;
padding: 15px;
border-radius:50%;
opacity: 0.5;
}
#myBtn:hover {
background-color: #555;
}
.red{
color:red;
}
</style>
<head>
<body>
<button onclick="topFunction()" id="myBtn" title="Go to top">Top</button>
<h1 class="red" >hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
<h1>hello man how are you</h1>
</body>
</html>
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