sign_in_preference_background.xml

Enable keyboard shortcuts

<?xml version="1.0" encoding="utf-8"?>

<!-- This Source Code Form is subject to the terms of the Mozilla Public

   - License, v. 2.0. If a copy of the MPL was not distributed with this

   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->

<ripple xmlns:android="http://schemas.android.com/apk/res/android"

    android:color="?android:attr/colorControlHighlight">

    <item android:id="@android:id/mask">

        <shape>

            <solid android:color="#000000" />

            <corners android:radius="8dp" />

        </shape>

    </item>

    <item>

        <shape>

            <solid android:color="?attr/layer2" />

            <corners android:radius="8dp" />

        </shape>

    </item>

</ripple>