css悬浮

<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">  
  <title>2 different hover effects - CodePen</title>


  <style>
.hover-set1,.hover-set2 {
  790px;
  height: 300px;
  margin: 0 auto;
  margin-top: 25px;
}

.hover-set1 .hover-img {
  250px;
  height: 250px;
  margin: 5px;
  float: left;
  background: #222;
  position: relative;
}
.hover-set1 .hover-img .caption {
  background: #DB485E;
  padding: 15px 20px;
  position: relative;
  bottom: 0;
  z-index:1000;
  opacity: 0;
}
.hover-set1 .hover-img:hover .caption {
  opacity: 1;
 
}
</style>

</head>

<body>

<div class="hover-set1">

  <h1>HOVER DEMO 1</h1>


<div class="hover-img">
  <div class="img">
    <img src="http://www.zaole.net/6.jpg" height="250" alt="image 1" />
  </div>
  <div class="caption">
    <p>Lorem ipsum dolor sit amet, con sectetur adipiscing elit.</p>
    <a href="#">More details</a>
  </div>
</div>

<div class="hover-img">
  <div class="img">
    <img src="http://www.zaole.net/2.jpg" height="250" alt="image 1" />
  </div>
  <div class="caption">
    <p>Lorem ipsum dolor sit amet, con sectetur adipiscing elit.</p>
    <a href="#">More details</a>
  </div>
</div>

<div class="hover-img">
  <div class="img">
    <img src="http://www.zaole.net/3.jpg" height="250" alt="image 1" />
  </div>
  <div class="caption">
    <p>Lorem ipsum dolor sit amet, con sectetur adipiscing elit.</p>
    <a href="#">More details</a>
  </div>
</div>
</div>

<div class="hover-set1">
  <h1>HOVER DEMO 2</h1>

  <div class="hover-img">
  <div class="img">
    <img src="http://www.zaole.net/4.jpg" height="250" alt="image 1" />
  </div>
  <div class="caption">
    <p>Lorem ipsum dolor sit amet, con sectetur adipiscing elit.</p>
    <a href="#">More details</a>
  </div>
</div>

<div class="hover-img">
  <div class="img">
    <img src="http://www.zaole.net/5.jpg" height="250" alt="image 1" />
  </div>
  <div class="caption">
    <p>Lorem ipsum dolor sit amet, con sectetur adipiscing elit.</p>
    <a href="#">More details</a>
  </div>
</div>

<div class="hover-img">
  <div class="img">
    <img src="http://www.zaole.net/7.jpg" height="250" alt="image 1" />
  </div>
  <div class="caption">
    <p>Lorem ipsum dolor sit amet, con sectetur adipiscing elit.</p>
    <a href="#">More details</a>
  </div>
</div>
</div>


</body>
</html>

原文地址:https://www.cnblogs.com/lyd96321/p/5847584.html