rundaActivity.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    tools:context=".Westlands">

    <androidx.cardview.widget.CardView
        android:id="@+id/card"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginHorizontal="10dp"
        android:layout_marginTop="10dp"
        app:cardCornerRadius="5dp"
        app:cardElevation="5dp">

        <androidx.appcompat.widget.SearchView
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:id="@+id/searchview"
            android:background="@color/white"
            app:queryHint="Search Apartments  here"/>

    </androidx.cardview.widget.CardView>

    <androidx.recyclerview.widget.RecyclerView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/recyclerview"
        android:layout_margin="15dp"
        android:layout_below="@+id/card"/>


</RelativeLayout>