Bootstrap页面布局19

提示信息的设计

提示信息的类：

.alert:提示信息类

.alert alert-danger:

.alert alert-error:

.alert alert-success:

.alert alert-info:

.alert alert-block:

.alert alert-heading:

提示信息按钮：

<a href='javascript:;' class='close' data-dismiss='alert'></a>

代码块：

<div class='container'>
    <h2 class='page-header'>Bootstrap 提示信息</h2>
    
    <div class='alert alert-heading'>
        <!--给这个提示框添加一个关闭按钮-->
        <a href='javascipt:;' class='close' data-dismiss='alert'>关闭</a>
        <h4>温馨提示:</h4>
        　　　Built at Twitter by @mdo and @fat, Bootstrap utilizes LESS CSS, is compiled via Node, and is managed through GitHub to help nerds do awesome stuff on the web.
    </div>
</div>

如图：