div hover over another div code example
Example 1: hover on one div affect another
//cube is directly inside the container:
#container:hover > #cube { background-color: yellow; }
//cube is next to (after containers closing tag) the container:
#container:hover + #cube { background-color: yellow; }
//If the cube is somewhere inside the container:
#container:hover #cube { background-color: yellow; }
//If the cube is a sibling of the container:
#container:hover ~ #cube { background-color: yellow; }
Example 2: how to put one div over another
<!DOCTYPE html>
<html lang="en">
<head>
<title>Web page</title>
</head>
<body>
<div id="overlay">
</div>
<div id="originalDiv">
</div>
</body>
<style>
#overlay {
width: 100px;
height: 100px;
background-color: red;
z-index: -1;
position:absolute;
top:50px;
left:50px;
}
#originalDiv {
width: 100px;
height: 100px;
background-color: blue;
z-index: 1;
position:absolute;
top:0px;
left:0px;
}
</style>
</html>