<!-- The app bar theme must be specified here because the activity uses a `NoActionBar` theme. -->
<com.google.android.material.appbar.AppBarLayout
android:layout_height="wrap_content"
<!-- The app bar theme must be specified here because the activity uses a `NoActionBar` theme. -->
<com.google.android.material.appbar.AppBarLayout
android:layout_height="wrap_content"