<div class="container">
  <div class="row">
      <div id="carousel-example-generic" class="carousel slide" data-ride="carousel">
          <!-- 圆点 -->
          <ol class="carousel-indicators">
            <li data-target="#carousel-example-generic" data-slide-to="0" class="active"></li>
            <li data-target="#carousel-example-generic" data-slide-to="1"></li>
            <li data-target="#carousel-example-generic" data-slide-to="2"></li>
          </ol>
        
          <!-- 轮播图 -->
          <div class="carousel-inner" role="listbox">
            <div class="item active">
              <img src="..." alt="...">
              <div class="carousel-caption">
                
              </div>
            </div>
            <div class="item">
              <img src="..." alt="...">
              <div class="carousel-caption">
               
              </div>
            </div>
            
          </div>
        
          <!-- 左右按键 -->
          <a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
            <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span>
            <span class="sr-only">Previous</span>
          </a>
          <a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next">
            <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span>
            <span class="sr-only">Next</span>
          </a>
        </div>
  </div>
</div>

 <button class="btn btn-success" type="button" data-toggle="modal" data-target="#mymodal">安全退出</button>

    <div class="modal fade" id =‘mymodal‘>
        <div class="modal-dialog"><--控制黑屏-->
            <div class="modal-content modal-lg"><--显示方块大小-->
                <div class="modal-header"><--上一部分-->
                    <button type="button" class="close"><span  data-dismiss="modal"  class="glyphicon glyphicon-remove"></span></button>
                    <h4 class="modal-title">微信应用提示</h4>
                </div>
                <div class="modal-body"><--中间部分-->
                    6666
                </div>
                <div class="modal-footer"><--底部-->
                        <button class="btn btn-primary">确定</button>
                        <button class="btn btn-danger" data-dismiss="modal">取消</button>
                </div>
            </div>
        </div>
    </div>