title: How we can put Floating action button on top of any layout
body: <p>I am doing some operation on floating action button . I have a list view and showing google ad at bottom of my screen, The floating  action button is showing at same place (bottom|end). so  action button is hiding the ad. </p>
  
  <p>I want shift the Floating  action button little above the ad linear layout.</p>
  
  <p>Please have a look the image: 
  <a href="https://i.stack.imgur.com/Y9zZS.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Y9zZS.png" alt="enter image description here"></a></p>
  
  <p>My code is look like:</p>
  
  <pre><code>&lt;android.support.design.widget.FloatingActionButton
       android:id="@+id/fab"
       android:layout_width="wrap_content"
       android:layout_height="wrap_content"
       android:layout_margin="@dimen/fab_margin"
       android:layout_alignParentBottom="true"
       android:layout_alignParentEnd="true"
       android:layout_alignParentRight="true"
       android:layout_gravity="bottom|end"
       android:src="@drawable/fav"
       android:adjustViewBounds="false" /&gt;
  
  
  adLayoutId is ad layout id
  </code></pre>
  
  <p>Please help.</p>
  
  <p>Thanks in advance.</p>