使用BootStrap,如果一个Div只占用了一小部分,怎么居中呢?
- <!doctype html>
- <html lang="zh-CN">
- <head>
- <meta charset="utf-8">
- <title>BootStrap3.3.2测试</title>
- <link href="../bootstrap/3.3.2/css/bootstrap.min.css" rel="stylesheet">
- <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
- <script src="../Jquery/jquery-1.11.2.min.js"></script>
- <script src="../bootstrap/3.3.2/js/bootstrap.min.js"></script>
- <style>
- .col-center-block {
- float: none;
- display: block;
- margin-left: auto;
- margin-right: auto;
- }
- </style>
- </head>
- <body>
- <div class="container">
- <div class="row myCenter">
- <div class="col-xs-6 col-md-4 col-center-block">
- <form class="form-signin">
- <h2 class="form-signin-heading">请登录</h2>
- <label for="username" class="sr-only">用户名</label>
- <input type="text" id="username" class="form-control" placeholder="用户名" required autofocus>
- <label for="inputPassword" class="sr-only">密码</label>
- <input type="password" id="inputPassword" class="form-control" placeholder="密码" required>
- <div class="checkbox">
- <label>
- <input type="checkbox" value="remember-me">
- 记住我 </label>
- </div>
- <button class="btn btn-lg btn-primary btn-block" type="submit">登录</button>
- </form>
- </div>
- </div>
- </div>
- </body>
- </html>
- <style>
- .col-center-block {
- float: none;
- display: block;
- margin-left: auto;
- margin-right: auto;
- }
- </style>