badges提醒微章

<a href="#">Mailbox <span class="badge">50</span></a>

<h4>胶囊式导航中的激活状态</h4>
<ul class="nav nav-pills">
    <li class="active">
        <a href="#">首页
            <span class="badge">42</span>
        </a>
    </li>
    <li>
        <a href="#">简介</a>
    </li>
    <li>
        <a href="#">消息
            <span class="badge">3</span>
        </a>
    </li>
</ul>
<br>FC
<h4>列表导航中的激活状态</h4>
<ul class="nav nav-pills nav-stacked" style="max-width: 260px;">
    <li class="active">
        <a href="#">
            <span class="badge pull-right">42</span>首页</a>
        </li>
    <li>
        <a href="#">简介</a>
    </li>
    <li>
        <a href="#">
            <span class="badge pull-right">3</span>消息
        </a>
    </li>
</ul>