身边没有牛逼的前端可以合作真捉急，急的后端都自己开撸了
<!doctype <!DOCTYPE html>
<html>
<head>
<title></title>
<style type="text/css">
.dv {
border: 1px dotted #777;
margin-top: 20px;
}
.cc {
background: #999;
width: 650px;
height: 715px;
display: table-cell;
vertical-align: middle;
}
.cc img {
width: 100%;
vertical-align: middle;
}
</style>
</head>
<body>
<div class="dv">
<div class="cc">
<img src="http://a.hiphotos.baidu.com/zhidao/pic/item/4034970a304e251fddcebf70a686c9177f3e5378.jpg" />
</div>
</div>
<div class="dv">
<div class="cc">
<img src="http://f.hiphotos.baidu.com/image/pic/item/a50f4bfbfbedab64a65235c9f536afc379311e92.jpg" />
</div>
</div>
<div class="dv">
<div class="cc">
<img src="http://image15-c.poco.cn/best_pocoers/20131211/30532013121114394934345979.jpg" />
</div>
</div>
</body>
</html>