1<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
2    xmlns:tools="http://schemas.android.com/tools"
3    android:layout_width="match_parent"
4    android:layout_height="match_parent"
5    android:orientation="vertical"
6    tools:context=".MainActivity">
7
8    <include
9        android:id="@+id/toolbar_main"
10        layout="@layout/toolbar" />
11
12    <FrameLayout
13        android:id="@+id/fragment_container"
14        android:layout_width="match_parent"
15        android:layout_height="match_parent">
16
17
18    </FrameLayout>
19
20</LinearLayout>