activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context=".MainActivity">

    <RelativeLayout
        android:id="@+id/layoutButtom"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentEnd="true"
        android:layout_alignParentBottom="true"
        android:layout_marginEnd="0dp"
        android:padding="5dp">

        <Button
            android:id="@+id/btnBuat"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:background="@drawable/add_button_background"
            android:text="Buat Catatan" />


    </RelativeLayout>
    <ListView
        android:id="@+id/listView"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_above="@id/layoutButtom"
        android:layout_centerInParent="true"
        android:layout_centerVertical="true"
        android:layout_margin="5dp"
        android:divider="@android:color/transparent"
        android:dividerHeight="10dp"
        android:listSelector="@android:color/transparent"/>

</RelativeLayout>