badge的组件怎么如图一样放在最后面？

<div class="panel-body">

                                <div class="alert alert-info" role="alert">

                                    订单审批<span class="badge">42</span>

                                </div>

                                <div class="alert alert-info" role="alert">

                                    收款确认<span class="badge">42</span>

                                </div>

                                <div class="alert alert-info" role="alert">

                                    付款确认<span class="badge">42</span>

                                </div>

                            </div>