<?xml version="1.0" encoding="utf-8"?>
<!-- For material card views as recommended in the material.io website -->
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:color="?attr/colorPrimary" android:state_checked="true"/>
    <item android:alpha="0.12" android:color="?attr/colorOnSurface" android:state_checked="false"/>
</selector>