Carousel pushing down the body

    </button>
    <a href="#" class="navbar-brand text-muted"> Ribbit</a>
    <div class="navbar-collapse collapse" >
        <ul class="nav navbar-nav navbar-right ">
            <li class="active"><a href="#">Home</a></li>
            <li><a href="#">About Ribbit</a></li>
            <li class="dropdown " ><a data-toggle="dropdown"  data-target="#">Treehouse <b class="caret"></b></a>
                <ul class="dropdown-menu">
                    <li><a href="#">About Treehouse</a></li>
                    <li><a href="#">Video Library</a></li>
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                    <li class="divider"></li>
                    <li><a href="#">Prices &amp; Pricing  </a></li>
                </ul>
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        </ul>

    </div>
    <div>

    </div>




</div>

        <h1>Self-destructing message app</h1>
        <p class="lead">Learn how to build this fun little app by signing up for a Treehouse account today! We'll teach you how to build both apps from scratch!</p>
        <p class="btn-group">
            <a class="btn btn-success btn-lg" href="#">Download the app</a>
            <a class="btn btn-default btn-lg" href="#" >Text me the link</a>
        </p>
        </div>
    <div class="item">
        <h1>Learn how to build it for iOS</h1>
        <p class="lead">We'll teach you how to build it from scratch!</p>
        <p>
            <a class="btn btn-success btn-lg" href="#">Get started today!</a>
        </p>


    </div>
    <div class="item">
        <h1>Learn how to build it for Android</h1>
        <p class="lead">We'll teach you how to build it from scratch!</p>
        <p>
            <a class="btn btn-success btn-lg" href="#">Get started today!</a>
        </p>

    </div>




</div>



</div>
<a class="carousel-control left " href="#myCarousel" data-slide="prev">
    <span class="icon-prev">


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</a>
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<div class="row">
    <div class="col-sm-4">
        <b class="glyphicon glyphicon-camera" ></b>

        <h2>Delete photo &amp; video based on a timer</h2>
        <p>Learn how to write the code that downloads and displays messages, photos, and videos that timeout after a few seconds. Then create the code that deletes them from the back-end to make them "self destruct."</p>
    </div>

    <div class="col-sm-4">
        <b class="glyphicon glyphicon-user"></b>

        <h2>Build an easily managed friends list</h2>
        <p>Learn what Parse.com offers as a "backend-as-a-service" platform. Explore the user account management APIs provided by Parse.com and write the code to create and save a new user in a Parse.com data store.</p>
    </div>