<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:fitsSystemWindows="true"
    android:weightSum="10">

    <android.support.design.widget.AppBarLayout
        android:id="@+id/app_bar"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:theme="@style/AppTheme.AppBarOverlay3">

        <android.support.v7.widget.Toolbar
            android:id="@+id/toolbar_rand"
            app:title="Рандомайзер"
            android:layout_width="match_parent"
            android:layout_height="?attr/actionBarSize"
            android:theme="@style/AppTheme.AppBarOverlay3"
            app:navigationIcon="?attr/homeAsUpIndicator"
            app:titleTextColor="@android:color/black">

        </android.support.v7.widget.Toolbar>
    </android.support.design.widget.AppBarLayout>

    <android.support.v4.view.ViewPager
        android:id="@+id/viewPager"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_marginTop="100dp"
        android:layout_marginBottom="100dp"
        android:layout_marginEnd="10dp"
        android:layout_marginStart="10dp"
        android:layout_weight="10"
        />
    <ImageButton
        android:id="@+id/btn_rand"
        android:layout_width="60dp"
        android:layout_height="60dp"
        android:layout_gravity="center"
        android:layout_marginBottom="10dp"
        android:layout_marginTop="10dp"
        android:foregroundGravity="center"
        android:src="@drawable/ic_casino_accent50_24dp"
        android:background="@drawable/roundcornerrand"
        />
</LinearLayout>