How to create an overlay effect with CSS?
To create an overlay effect with CSS, the code is as follows −
Example
Live Demo
<!DOCTYPE html>
<html>
<head>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/fontawesome.min.css">
<style>
body {
font-family: Arial;
}
* {
box-sizing: border-box;
}
.showBtn {
background: #008b0c;
border: none;
color:white;
padding: 10px 15px;
font-size: 20px;
cursor: pointer;
opacity: 0.8;
}
.showBtn:hover {
opacity: 1;
}
.overlay {
height: 100%;
width: 100%;
display: none;
position: fixed;
z-index: 1;
top: 0;
left: 0;
background-color: rgba(0, 0, 0, 0.747);
}
.overlay .hideBtn {
position: absolute;
top: 20px;
right: 45px;
font-size: 60px;
cursor: pointer;
color: rgb(255, 0, 0);
opacity: 0.8;
}
.overlay .hideBtn:hover {
opacity: 1;
}
.overlay input[type=text] {
padding: 15px;
font-size: 17px;
border: none;
float: left;
width: 80%;
background: white;
}
.overlay input[type=text]:hover {
background: #f1f1f1;
}
.overlay button {
float: left;
width: 20%;
padding: 15px;
background: rgb(54, 21, 241);
font-size: 17px;
border: none;
color:white;
cursor: pointer;
opacity: 0.8;
}
.overlay button:hover {
opacity: 1;
}
</style>
</head>
<body>
<div class="overlay" >
<span class="hideBtn">×</span>
<div class="searchBar">
<form >
<button type="submit">Close Overlay</button>
</form>
</div>
</div>
<h1>Overlay Effect Example</h1>
<button class="showBtn">Turn Overlay On</button>
<h2>Click on the above button to try overlay effect</h2>
<script>
document.querySelector('.hideBtn').addEventListener('click',hideSearch);
document.querySelector('.showBtn').addEventListener('click',showSearch);
function showSearch() {
document.querySelector('.overlay').style.display = "block";
}
function hideSearch() {
document.querySelector('.overlay').style.display = "none";
}
</script>
</body>
</html>Output
The above code will produce the following output −
On clicking the “Turn Overlay On” button −
Published on 07-May-2020 15:19:00
