<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical">

    <RelativeLayout
        android:id="@+id/itemBG"
        android:layout_width="fill_parent"
        android:layout_height="250dp"
        android:layout_margin="15dp">

        <ImageView
            android:id="@+id/singPic"
            android:layout_width="fill_parent"
            android:layout_height="match_parent" />

        <ImageView
            android:id="@+id/unselect"
            android:layout_width="30dp"
            android:layout_height="30dp"
            android:layout_alignParentBottom="true"
            android:layout_alignParentRight="true"
            android:layout_margin="20dp"
            android:background="@mipmap/brv" />

        <ImageView
            android:id="@+id/selected"
            android:layout_width="30dp"
            android:layout_height="30dp"
            android:layout_alignParentBottom="true"
            android:layout_alignParentRight="true"
            android:layout_margin="20dp"
            android:background="@mipmap/bru"
            android:visibility="invisible" />

    </RelativeLayout>

</LinearLayout>