<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">
    <gradient
        android:type="radial"
        android:gradientRadius="60%"
        android:centerX="0.5"
        android:centerY="0.5"
        android:startColor="#00000000"
        android:endColor="#AA000000" />
</shape>

