<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/rootView"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/black"
    android:orientation="vertical">

    <TextView
        android:id="@+id/titleView"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:fontFamily="sans-serif-black"
        android:padding="@dimen/dp_10"
        android:textColor="@color/white"
        android:textSize="@dimen/sp_18" />

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="horizontal">

        <View
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1" />

        <com.github.barteksc.pdfviewer.PDFView
            android:id="@+id/pdfView"
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1" />

        <View
            android:layout_width="0dp"
            android:layout_height="match_parent"
            android:layout_weight="1" />
    </LinearLayout>
</LinearLayout>