Tour Guide App - 2999011 - Fixing background of ScrollView

activity_history_of_rewa.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:background="@color/white" <<<<<------------------------- HERE
    tools:context=".HistoryOfRewa">

    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        (...)
    </ScrollView>
</androidx.constraintlayout.widget.ConstraintLayout>