Code:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Bootstrap</title>
<link rel="stylesheet" href="css/bootstrap.min.css">
<style>
.a {
height: 50px;
border: 1px solid #ccc;
background-color: #eee;
}
.div {
height: 130px;
background-color: #eee;
line-height: 9px;
}
#center{
position: relative;
top: 50%;
-webkit-transform: translateY(-50%);
-moz-transform: translateY(-50%);
-ms-transform: translateY(-50%);
-o-transform: translateY(-50%);
transform: translateY(-50%);
}
</style>
</head>
<body>
<div class="text-center div">
<div id="center">
<p>ddd</p>
<p>ddd</p>
</div>
</div>
<script src="js/jquery-1.12.4.min.js"></script>
<script src="js/bootstrap.min.js"></script>
</body>
</html>
//这段css是让div内容垂直居中;
//注意的是,在bootstrao中垂直居中的div不要包裹在.container里;
其实垂直居中方法实现有很多,这是我目前水平认知比较好的解决方案;
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如是一行, 设置行高等于div高度,height=line-height