show div when 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>

Example 3: on hover display another div css

.showme {
  display: none;
}

.showhim:hover .showme {
  display: block;
}


<div class="showhim">HOVER ME
  <div class="showme">hai</div>
</div>

Tags:

Html Example