<div id="carousel-menu" class="carousel slide" data-ride="carousel">
  //小圆点
  <ol class="carousel-indicators">
    <li data-target="#carousel-menu" data-slide-to="0" class=""></li>
    <li data-target="#carousel-menu" data-slide-to="1" class=""></li>
    <li data-target="#carousel-menu" data-slide-to="2" class=""></li>
    <li data-target="#carousel-menu" data-slide-to="3" class="active"></li>
  </ol>
  //图片
  <div class="carousel-inner">
    <div class="item">
      <img src="img/img-slider-1.jpg" >
    </div>
    <div class="item">
      <img src="img/img-slider-2.jpg" >
    </div>
    <div class="item">
      <img src="img/img-slider-3.jpg" >
    </div>
    <div class="item active">
      <img src="img/img-slider-4.jpg">
    </div>
  </div>
//左右点击
 <a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev">
  <span class="icon-prev" 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="icon-next" aria-hidden="true"></span>
  <span class="sr-only">Next</span>
 </a>
</div>