<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:alpha="0.24" android:color="?attr/colorPrimary" android:state_checked="true" />
    <item android:alpha="0.2" android:color="?attr/colorOnSurface" />
</selector>