Card Ui and fade animation

card_rounded_bg.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android" android:enterFadeDuration="@android:integer/config_shortAnimTime" android:exitFadeDuration="@android:integer/config_shortAnimTime">

    <item android:drawable="@drawable/card_rounded_bg_selected" android:state_selected="true" />
    <item android:drawable="@drawable/card_rounded_bg_selected" android:state_pressed="true" />
    <item android:drawable="@drawable/card_rounded_bg_normal" />

</selector>

card_rounded_bg_normal.xml

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <item>
        <shape android:shape="rectangle"
            android:dither="true">

            <corners android:radius="2dp"/>

            <solid android:color="@color/cardShadowNormal" />

        </shape>
    </item>

    <item android:bottom="2dp">
        <shape android:shape="rectangle"
            android:dither="true">

            <corners android:radius="2dp" />

            <solid android:color="@color/cardNormal" />

            <padding android:bottom="8dp"
                android:left="8dp"
                android:right="8dp"
                android:top="8dp" />
        </shape>
    </item>
</layer-list>

card_rounded_bg_selected.xml

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
    <item>
        <shape android:shape="rectangle"
            android:dither="true">

            <corners android:radius="2dp"/>

            <solid android:color="@color/cardShadowSelected" />

        </shape>
    </item>

    <item android:bottom="2dp">
        <shape android:shape="rectangle"
            android:dither="true">

            <corners android:radius="2dp" />

            <solid android:color="@color/cardSelected" />

            <padding android:bottom="8dp"
                android:left="8dp"
                android:right="8dp"
                android:top="8dp" />
        </shape>
    </item>
</layer-list>