title: Bootstrap 3- How to align images above another image with responsive?
body: <p>I am new to Bootstrap. Can someone help me to align and overlap images over another image with responsiveness in bootstrap. I tried as.</p>
  
  <pre><code>HTML:
  &lt;div class="container"&gt;
  &lt;div class="row"&gt;
  &lt;div class="col-lg-12"&gt;
  &lt;img src="images/book_bg.png" class="img-responsive"/&gt;
  &lt;ul class="row"&gt;
  &lt;li class="col-lg-6"&gt;&lt;img src="images/Desert.jpg" class="img-responsive"/&gt;&lt;/li&gt;
  &lt;li class="col-lg-6"&gt;&lt;img src="images/Hydrangeas.jpg" class="img-responsive"/&gt; &lt;/li&gt;
  &lt;/ul&gt;
  &lt;ul class="row"&gt;
  &lt;li class="col-lg-6"&gt;&lt;img src="images/Jellyfish.jpg" class="img-responsive"/&gt;&lt;/li&gt;
  &lt;li class="col-lg-6"&gt;&lt;img src="images/Koala.jpg" class="img-responsive"/&gt; &lt;/li&gt;
  &lt;/ul&gt;
  &lt;/div&gt;
  &lt;/div&gt;
  &lt;/div&gt;
  </code></pre>
  
  <p>CSS:
      ul {
          width: 100%;
      }
      li {
          width: 49%;
          float: left;
      }</p>
  
  <p>PROBLEM: Images not aligning to background as shown in fig.Help?
  <a href="https://drive.google.com/file/d/0Bwyjk1QbhhGGRVZxZkgxMk5RNlk/edit?usp=sharing" rel="nofollow">https://drive.google.com/file/d/0Bwyjk1QbhhGGRVZxZkgxMk5RNlk/edit?usp=sharing</a>
  download the image here </p>