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edavis25/scrollable-overlay.html

Last active October 29, 2023 13:48
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Scrollable full-screen HTML overlay
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scrollable-overlay.html
<!DOCTYPE html>
<!-- SCROLLABLE OVERLAY -->
<html>
<head>
<style>
.overlay {
height: 0%;
width: 100%;
position: fixed;
z-index: 1;
top: 0;
left: 0;
background-color: rgb(0,0,0);
background-color: rgba(0,0,0, 0.9);
overflow-y: scroll;
}
.overlay-content {
position: relative;
top: 25%;
width: 100%;
text-align: center;
margin-top: 30px;
}
.overlay a {
padding: 8px;
text-decoration: none;
font-size: 36px;
color: #818181;
display: block;
transition: 0.3s;
}
.overlay a:hover, .overlay a:focus {
color: #f1f1f1;
}
.overlay .closebtn {
position: absolute;
top: 20px;
right: 45px;
font-size: 60px;
}
@media screen and (max-height: 450px) {
.overlay {
overflow-y: auto;
}
.overlay a {
font-size: 20px
}
.overlay .closebtn {
font-size: 40px;
top: 15px;
right: 35px;
}
}
</style>
<body>
<!-- Use outer div's id in JavaScript/jQuery to show/hide overlay -->
<div id="overlay-container" class="overlay">
<a href="javascript:void(0)" class="closebtn" onclick="closeNav()">&times;</a>
<div class="overlay-content">
<!-- Insert Content for Overlay Here -->
</div>
</div>
<!-- Button click to call overlay -->
<input type="button" value="Show Overlay" onclick="openNav();" />
<!-- Add JavaScript/jQuery to handle click event. To show/hide overlay change the outer div's height property -->
<script>
function openNav() {
document.getElementById("overlay-container").style.height = "100%";
}
function closeNav() {
document.getElementById("overlay-container").style.height = "0%";
}
</script>
</body>
</html>
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