Teraplex/app/src/main/res/layout/activity_intro.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.drawerlayout.widget.DrawerLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/drawer_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true"
    tools:openDrawer="start">

    <androidx.fragment.app.FragmentContainerView
        android:id="@+id/fragment2"
        android:name="de.jg_cody.Teraplex.ui.intro.IntroFragment"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content" />
</androidx.drawerlayout.widget.DrawerLayout>