carousel.html

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title></title>
    <meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
        <link rel="stylesheet" type="text/css" href="css/bootstrap.css"/>
        <script src="js/jquery-1.11.0.js" type="text/javascript" charset="utf-8"></script>
        <!--要在bootstrap之前引入jquery,bootstrap依赖JQUERY,因为bootstrapJS里要使用$这个jquery变量-->
        <script src="js/popper.js" type="text/javascript" charset="utf-8"></script>
        <!--如果你要用bootstrap使用一些提示性的交互，那么就需要引入提示性的框架popper.js,因为bootstrap的提示就是依赖popper-->
        <script src="js/bootstrap.js" type="text/javascript" charset="utf-8"></script>

    </head>
        <style type="text/css">
            .first {
                width:1600px;
                height: 500px;
            }
            .second {
                width:1600px;
                height: 500px;
            }
            .third {
                width:1600px;
                height: 500px;
            }
            .row{
                margin-top: 50px;
                text-align: center;
                margin-left: -150px;
            }
            .rowdatu .tuyi img{
                width: 500px;
                height: 500px;
            }
        </style>

    <body>

         <header>
      <nav class="navbar navbar-expand-md navbar-dark fixed-top bg-dark">
        <a class="navbar-brand" href="#">Carousel</a>
        <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarCollapse" aria-controls="navbarCollapse" aria-expanded="false" aria-label="Toggle navigation">
          <span class="navbar-toggler-icon"></span>
        </button>
        <div class="collapse navbar-collapse" id="navbarCollapse">
          <ul class="navbar-nav mr-auto">
            <li class="nav-item active">
              <a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
            </li>
            <li class="nav-item">
              <a class="nav-link" href="#">Link</a>
            </li>
            <li class="nav-item">
              <a class="nav-link disabled" href="#">Disabled</a>
            </li>
          </ul>

         <form class="form-inline mt-2 mt-md-0">
            <input class="form-control mr-sm-2" type="text" placeholder="Search" aria-label="Search">
            <button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>
           </form>
         </div>
       </nav>
     </header>

    <main role="main">
         <div id="carouselExampleIndicators" class="carousel slide" data-ride="carousel" style="height: auto;"/>
    <ol class="carousel-indicators">
     <li data-target="#carouselExampleIndicators" data-slide-to="0" class="active"></li>
     <li data-target="#carouselExampleIndicators" data-slide-to="1"></li>
     <li data-target="#carouselExampleIndicators" data-slide-to="2"></li>
    </ol>

    <div class="carousel-inner">
          <div class="carousel-item active">
            <img class="first"  src="img/timg.jpg" alt="First slide">
            <div class="container">
              <div class="carousel-caption text-left">
                <h1>Example headline.</h1>
                <p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ultricies vehicula ut id elit.</p>
                <p><a class="btn btn-lg btn-primary" href="#" role="button">Sign up today</a></p>
              </div>
            </div>
          </div>

          <div class="carousel-item">
            <img class=" second" src="img/timg.jpg" alt="Second slide">
            <div class="container">
              <div class="carousel-caption">
                <h1>Another example headline.</h1>
                <p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ultricies vehicula ut id elit.</p>
                <p><a class="btn btn-lg btn-primary" href="#" role="button">Learn more</a></p>
              </div>
            </div>
          </div>

          <div class="carousel-item">
            <img class="third" src="img/timg.jpg" alt="Third slide">
            <div class="container">
              <div class="carousel-caption text-right">
                <h1>One more for good measure.</h1>
                <p>Cras justo odio, dapibus ac facilisis in, egestas eget quam. Donec id elit non mi porta gravida at eget metus. Nullam id dolor id nibh ultricies vehicula ut id elit.</p>
                <p><a class="btn btn-lg btn-primary" href="#" role="button">Browse gallery</a></p>
              </div>
            </div>
          </div>
        </div>

      <a class="carousel-control-prev" href="#carouselExampleIndicators" role="button" data-slide="prev">
          <span class="carousel-control-prev-icon" aria-hidden="true"></span>
          <span class="sr-only">Previous</span>
        </a>
        <a class="carousel-control-next" href="#carouselExampleIndicators" role="button" data-slide="next">
          <span class="carousel-control-next-icon" aria-hidden="true"></span>
          <span class="sr-only">Next</span>
        </a>
      </div>

        <div class="row">
          <div class="offset-2 col-lg-3">
            <img class="rounded-circle" src="img/timg.jpg" alt="Generic placeholder image" width="140" height="140">
            <h2>Heading</h2>
            <p>Donec sed odio dui. Etiam porta sem malesuada magna mollis euismod. Nullam id dolor id nibh ultricies vehicula ut id elit. Morbi leo risus, porta ac consectetur ac, vestibulum at eros. Praesent commodo cursus magna.</p>
            <p><a class="btn btn-secondary" href="#" role="button">View details &raquo;</a></p>
          </div>
          <div class="col-lg-3">
            <img class="rounded-circle" src="img/timg.jpg" alt="Generic placeholder image" width="140" height="140">
            <h2>Heading</h2>
            <p>Duis mollis, est non commodo luctus, nisi erat porttitor ligula, eget lacinia odio sem nec elit. Cras mattis consectetur purus sit amet fermentum. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh.</p>
            <p><a class="btn btn-secondary" href="#" role="button">View details &raquo;</a></p>
          </div>
          <div class="col-lg-3">
            <img class="rounded-circle" src="img/timg.jpg" alt="Generic placeholder image" width="140" height="140">
            <h2>Heading</h2>
            <p>Donec sed odio dui. Cras justo odio, dapibus ac facilisis in, egestas eget quam. Vestibulum id ligula porta felis euismod semper. Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus.</p>
            <p><a class="btn btn-secondary" href="#" role="button">View details &raquo;</a></p>
          </div>
        </div>

   <hr class="rowdatu">

        <div class="row tuyi">
          <div class="col-md-7">
            <h2 class="featurette-heading">First featurette heading. <span class="text-muted">It'll blow your mind.</span></h2>
            <p class="lead">Donec ullamcorper nulla non metus auctor fringilla. Vestibulum id ligula porta felis euismod semper. Praesent commodo cursus magna, vel scelerisque nisl consectetur. Fusce dapibus, tellus ac cursus commodo.</p>
          </div>
         <div class="col-1">
           <img src="img/timg.jpg"/>
           </div>

          </div>
        </div>

        <hr class="featurette-divider">

        <div class="row tuer">
          <div class="col-md-7 order-md-2">
            <h2 class="featurette-heading">Oh yeah, it's that good. <span class="text-muted">See for yourself.</span></h2>
            <p class="lead">Donec ullamcorper nulla non metus auctor fringilla. Vestibulum id ligula porta felis euismod semper. Praesent commodo cursus magna, vel scelerisque nisl consectetur. Fusce dapibus, tellus ac cursus commodo.</p>
          </div>

           </div>

        </div>

        <hr class="featurette-divider">

        <div class="row tusan">
          <div class="col-md-7">
            <h2 class="featurette-heading">And lastly, this one. <span class="text-muted">Checkmate.</span></h2>
            <p class="lead">Donec ullamcorper nulla non metus auctor fringilla. Vestibulum id ligula porta felis euismod semper. Praesent commodo cursus magna, vel scelerisque nisl consectetur. Fusce dapibus, tellus ac cursus commodo.</p>
          </div>
           <div class="col-md-4">
           <img src="img/timg.jpg"/>
           </div>
        </div>

    </body>
</html>