title: How to set Floating Action Button correctly?
body: <p>I have a problem. I used this this library to make sliding up panel. Click <a href="https://github.com/umano/AndroidSlidingUpPanel" rel="nofollow noreferrer">here</a>. I added it and then I tried to make floating action button as in google map application.(As in the picture).
  <img src="https://i.stack.imgur.com/NVtKf.jpg" alt="enter image description here"></p>
  
  <p>But here below my result. How to set (make top of sliding panel trasprent may be) it correctly as in 1-st picture.</p>
  
  <p><img src="https://i.stack.imgur.com/1L79b.jpg" alt="enter image description here"></p>
  
  <p><strong>fragment_1.xml</strong> (Check out Sliding layout part)</p>
  
  <pre><code>&lt;?xml version="1.0" encoding="utf-8"?&gt;
  &lt;RelativeLayout
      xmlns:android="http://schemas.android.com/apk/res/android"
      android:layout_width="match_parent"
      android:layout_height="match_parent"&gt;
  
  
      &lt;com.sothree.slidinguppanel.SlidingUpPanelLayout
          xmlns:sothree="http://schemas.android.com/apk/res-auto"
          android:id="@+id/sliding_layout"
          android:layout_width="match_parent"
          android:layout_height="match_parent"
          android:gravity="bottom"
          sothree:umanoPanelHeight="56dp"
          sothree:umanoShadowHeight="4dp"
          sothree:umanoParalaxOffset="50dp"
          sothree:umanoDragView="@+id/dragView"
          xmlns:fab="http://schemas.android.com/apk/res-auto"&gt;
  
          &lt;!-- MAIN CONTENT --&gt;
          &lt;LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
              android:layout_width="match_parent"
              android:layout_height="match_parent"
              android:orientation="vertical"
              android:weightSum="100"&gt;
  
          &lt;/LinearLayout&gt;
  
  
          &lt;!-- SLIDING LAYOUT --&gt;
          &lt;LinearLayout
              android:layout_width="match_parent"
              android:layout_height="390dp"
              android:background="@android:color/transparent"
              android:orientation="vertical"
              android:clickable="true"
              android:focusable="false"
              sothree:umanoOverlay="true"
              android:layout_below="@+id/main_content"&gt;
  
              &lt;!-—TOP OF PANEL --&gt;
              &lt;LinearLayout
                  android:layout_width="match_parent"
                  android:layout_height="56dp"
                  android:orientation="horizontal"
                  android:background="#03A9F4"
                  android:id="@+id/dragView"&gt;
  
  
                  &lt;TextView
                      android:id="@+id/name"
                      android:layout_width="0dp"
                      android:layout_height="match_parent"
                      android:layout_weight="1"
                      android:textSize="14sp"
                      android:gravity="center_vertical"
                      android:paddingLeft="10dp"
                      android:textColor="@android:color/white"/&gt;
  
                  &lt;Button
                      android:id="@+id/follow"
                      android:layout_width="wrap_content"
                      android:layout_height="match_parent"
                      android:textSize="14sp"
                      android:gravity="center_vertical|right"
                      android:paddingRight="10dp"
                      android:paddingLeft="10dp"/&gt;
  
                  &lt;com.melnykov.fab.FloatingActionButton
                      android:id="@+id/fab"
                      sothree:fab_type="normal"
                      android:layout_marginBottom="25dp"
                      android:layout_width="wrap_content"
                      android:layout_height="wrap_content"
                      android:layout_gravity="bottom|right|center"
                      android:tint="@android:color/white"
                      android:src="@android:drawable/ic_dialog_map"
                      fab:fab_colorNormal="@color/fab_primary"
                      fab:fab_colorPressed="@color/fab_pressed"
                      fab:fab_colorRipple="@color/fab_ripple"/&gt;
  
              &lt;/LinearLayout&gt;
          &lt;/LinearLayout&gt;
      &lt;/com.sothree.slidinguppanel.SlidingUpPanelLayout&gt;
  &lt;/RelativeLayout&gt;
  </code></pre>
  
  <p>Thanks for any help!</p>