title: Image div disappear on bootstrap carousel when it's less than 768px
body: <p>I'm trying to make a responsive bootstrap carousel, it's perfect on the desktop but when it's less than 768px then the slide try to show on the background and disappear i've been searching and i don't see and answer if you can please help me guys.</p>
  
  <p>the HTML code is like this:</p>
  
  <pre><code>   &lt;!-- Full Page Image Background Carousel Header --&gt;
  &lt;header id="myCarousel" class="carousel slide"&gt;
      &lt;!-- Indicators --&gt;
      &lt;ol class="carousel-indicators"&gt;
          &lt;li data-target="#myCarousel" data-slide-to="0" class="active"&gt;&lt;/li&gt;
          &lt;li data-target="#myCarousel" data-slide-to="1"&gt;&lt;/li&gt;
          &lt;li data-target="#myCarousel" data-slide-to="2"&gt;&lt;/li&gt;
      &lt;/ol&gt;
  
      &lt;!-- Wrapper for Slides --&gt;
      &lt;div class="carousel-inner"&gt;
          &lt;div class="item active"&gt;
              &lt;!-- Set the first background image using inline CSS below. --&gt;
              &lt;div class="fill" style="background-image:url('../One/b1.png');"&gt;&lt;/div&gt;
              &lt;div class="carousel-caption"&gt;
                  &lt;div class="header-content"&gt;
                      &lt;div class="header-content-inner"&gt;
                          &lt;h1&gt;Your Favorite Source of Free Bootstrap Themes&lt;/h1&gt;
                          &lt;hr&gt;
                          &lt;p&gt;Start Bootstrap can help you build better websites using the Bootstrap CSS framework! Just download your template and start going, no strings attached!&lt;/p&gt;
                          &lt;a href="#about" class="btn btn-primary btn-xl page-scroll"&gt;Find Out More&lt;/a&gt;
                      &lt;/div&gt;
                  &lt;/div&gt;
              &lt;/div&gt;
          &lt;/div&gt;
          &lt;div class="item"&gt;
              &lt;!-- Set the second background image using inline CSS below. --&gt;
              &lt;div class="fill" style="background-image:url('../One/b2.png');"&gt;&lt;/div&gt;
              &lt;div class="carousel-caption"&gt;
                  &lt;div class="header-content"&gt;
                      &lt;div class="header-content-inner"&gt;
                          &lt;h1&gt;Your Favorite Source of Free Bootstrap Themes&lt;/h1&gt;
                          &lt;hr&gt;
                          &lt;p&gt;Start Bootstrap can help you build better websites using the Bootstrap CSS framework! Just download your template and start going, no strings attached!&lt;/p&gt;
                          &lt;a href="#about" class="btn btn-primary btn-xl page-scroll"&gt;Find Out More&lt;/a&gt;
                      &lt;/div&gt;
                  &lt;/div&gt;
              &lt;/div&gt;
          &lt;/div&gt;
          &lt;div class="item"&gt;
              &lt;!-- Set the third background image using inline CSS below. --&gt;
              &lt;div class="fill" style="background-image:url('../One/b3.png');"&gt;&lt;/div&gt;
              &lt;div class="carousel-caption"&gt;
                  &lt;div class="header-content"&gt;
                      &lt;div class="header-content-inner"&gt;
                          &lt;h1&gt;Your Favorite Source of Free Bootstrap Themes&lt;/h1&gt;
                          &lt;hr&gt;
                          &lt;p&gt;Start Bootstrap can help you build better websites using the Bootstrap CSS framework! Just download your template and start going, no strings attached!&lt;/p&gt;
                          &lt;a href="#about" class="btn btn-primary btn-xl page-scroll"&gt;Find Out More&lt;/a&gt;
                      &lt;/div&gt;
                  &lt;/div&gt;
              &lt;/div&gt;
          &lt;/div&gt;
      &lt;/div&gt;
  
  &lt;/header&gt;
  </code></pre>
  
  <p>And the CSS is like:</p>
  
  <pre><code>header {
      position: relative;
      width: 100%;
      min-height: auto;
      text-align: center;
      color: #fff;
  }
  
  header .header-content {
      position: relative;
      width: 100%;
      padding: 100px 15px;
      text-align: center;
  }
  
  header .header-content .header-content-inner h1 {
      margin-top: 0;
      margin-bottom: 0;
      text-transform: uppercase;
      font-weight: 700;
  }
  
  header .header-content .header-content-inner hr {
      margin: 30px auto;
  }
  
  header .header-content .header-content-inner p {
      margin-bottom: 50px;
      font-size: 16px;
      font-weight: 300;
      color: rgba(255,255,255,.7);
  }
  @media(min-width:768px) {
      header {
          min-height: 100%;
      }
  
      header .header-content {
          position: absolute;
          top: 50%;
          padding: 0 50px;
          -webkit-transform: translateY(-50%);
          -ms-transform: translateY(-50%);
          transform: translateY(-50%);
      }
  
      header .header-content .header-content-inner {
          margin-right: auto;
          margin-left: auto;
          max-width: 1000px;
      }
  
      header .header-content .header-content-inner p {
          margin-right: auto;
          margin-left: auto;
          max-width: 80%;
          font-size: 18px;
      }
  
      .carousel{
      height: 100%;
      }
  
  }
  
  .fill {
      width: 100%;
      height:100%;
      position:relative;
      background-position: center;
      -webkit-background-size: cover;
      -moz-background-size: cover;
      background-size: cover;
      -o-background-size: cover;
      text-align:center;
  }
  
  
  .section-heading {
      margin-top: 0;
  }
  
  .service-box {
      margin: 50px auto 0;
      max-width: 400px;
  }
  
  
  .item,
  .active {
      height: 100%;
  }
  
  .carousel-inner {
      height: 100%;
  }
  </code></pre>
  
  <p>This is the demo the I'm trying to build:</p>
  
  <p><a href="https://studio73-luisjmrtnz.c9users.io/slider/" rel="nofollow">https://studio73-luisjmrtnz.c9users.io/slider/</a></p>