res/values/styles.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
*      http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
-->

<resources xmlns:android="http://schemas.android.com/apk/res/android">
    <style name="Transparent">
        <item name="android:windowBackground">@android:color/transparent</item>
        <item name="android:windowNoTitle">true</item>
        <item name="android:windowIsFloating">true</item>
    </style>
    <style name="dialog_item">
        <item name="android:textAlignment">viewStart</item>
        <item name="android:textAppearance">@android:style/TextAppearance.Material.Subhead</item>
        <item name="android:textColor">?android:attr/textColorPrimary</item>
    </style>
    <style name="dialog_title">
        <item name="android:textColor">?android:attr/textColorPrimary</item>
        <item name="android:textSize">20sp</item>
        <item name="android:layout_marginBottom">16dp</item>
    </style>
    <style name="dialog_edit_text">
        <item name="android:textColor">?android:attr/textColorPrimary</item>
        <item name="android:backgroundTint">?android:attr/colorAccent</item>
        <item name="android:singleLine">True</item>
    </style>
    <style name="dialog_button">
        <item name="android:textColor">?android:attr/textColorPrimary</item>
        <item name="android:textSize">16sp</item>
        <item name="android:layout_marginBottom">12dp</item>
        <item name="android:layout_marginLeft">4dp</item>
    </style>
</resources>