<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="https://lib.baomitu.com/twitter-bootstrap/3.4.1/css/bootstrap.css" rel="stylesheet">
<title>Document</title>
<style>
body{
margin: 0;
padding: 0;
}
.container{
box-sizing: border-box;
font-style: 22px;
color: #FFF;
}
.container .col-md-3,.container .col-md-6{
height: 170px;
background-attachment: fixed;
background-size: cover;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
border: 2px solid #FFF;
transition: all 0.4s ease-in-out;
}
.container .col-md-3:hover,.container .col-md-6:hover{
opacity: 0.7;
transform: scale(0.99);
font-weight: bold;
font-size: 24px;
}
.bg1{
background-image: url("./img/01.jpg");
}
.bg2{
background-image: url("./img/02.jpg");
}
</style>
</head>
<body>
<div class="container center-block text-center">
<div class="col-md-6 bg1">
<div>16<span>24</span></div>
<div>完成目标数</div>
</div>
<div class="col-md-3 bg2">
<div><span class="glyphicon glyphicon-film"></span></div>
<div>呼吸</div>
</div>
<div class="col-md-3 bg2">
<div><span class="glyphicon glyphicon-random"></span></div>
<div>呼吸</div>
</div>
<div class="col-md-3 bg2">
<div>16<span>24</span></div>
<div>完成目标数</div>
</div>
<div class="col-md-3 bg2">
<div><span class="glyphicon glyphicon-film"></span></div>
<div>呼吸</div>
</div>
<div class="col-md-6 bg1">
<div><span class="glyphicon glyphicon-random"></span></div>
<div>呼吸</div>
</div>
<div class="col-md-6 bg1">
<div>16<span>24</span></div>
<div>完成目标数</div>
</div>
<div class="col-md-3 bg2">
<div><span class="glyphicon glyphicon-film"></span></div>
<div>呼吸</div>
</div>
<div class="col-md-3 bg2">
<div><span class="glyphicon glyphicon-random"></span></div>
<div>呼吸</div>
</div>
<div class="col-md-3 bg2">
<div>16<span>24</span></div>
<div>完成目标数</div>
</div>
<div class="col-md-3 bg2">
<div><span class="glyphicon glyphicon-film"></span></div>
<div>呼吸</div>
</div>
<div class="col-md-6 bg1">
<div><span class="glyphicon glyphicon-random"></span></div>
<div>呼吸</div>
</div>
</div>
</body>
</html>
background-attachment: fixed;
background-size: cover;
实现背景图平铺展开，各自显示各自区域的背景图
上面transition: all 0.4s ease-in-out;
下面opacity: 0.7;transform: scale(0.99);
实现动画效果过度，缩放
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