how to overlay a div in css code example
Example 1: make background overlay css
#element-with-background-image {
position: relative;
background-image: url("//spin.atomicobject.com/wp-content/uploads/20170324102432/portfolio-tips-feature-image.jpg");
}
#color-overlay {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: black;
opacity: 0.6;
}
Example 2: overlay color on image css
footer#site-footer{
position:relative;
}
footer#site-footer:before {
position: absolute;
content: '';
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0,0,0,0.3);
}
Example 3: view div over other divs
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>CSS Overlaying One DIV over Another DIV</title>
<style>
.container{
width: 200px;
height: 200px;
position: relative;
margin: 20px;
}
.box{
width: 100%;
height: 100%;
position: absolute;
top: 0;
left: 0;
opacity: 0.8;
}
.stack-top{
z-index: 9;
margin: 20px;
}
</style>
</head>
<body>
<div class="container">
<div class="box" style="background: red;"></div>
<div class="box stack-top" style="background: blue;"></div>
</div>
</body>
</html>