PowerToys/Wox/Themes/Gray.xaml

<?xml version="1.0" encoding="UTF-8"?>
<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
    <ResourceDictionary.MergedDictionaries>
        <ResourceDictionary Source="Base.xaml" />
    </ResourceDictionary.MergedDictionaries>
    <Style x:Key="QueryBoxStyle" BasedOn="{StaticResource BaseQueryBoxStyle}" TargetType="{x:Type TextBox}">
        <Setter Property="Background" Value="#EDEDED" />
        <Setter Property="Foreground" Value="#222222" />
        <Setter Property="FontSize" Value="38" />
        <Setter Property="FontFamily" Value="Calibri" />
    </Style>
    <Style x:Key="WindowBorderStyle" BasedOn="{StaticResource BaseWindowBorderStyle}" TargetType="{x:Type Border}">
        <Setter Property="BorderBrush" Value="#B0B0B0" />
        <Setter Property="BorderThickness" Value="1" />
        <Setter Property="Background" Value="#EDEDED"></Setter>
    </Style>
    <Style x:Key="WindowStyle" TargetType="{x:Type Window}" BasedOn="{StaticResource BaseWindowStyle}" >
    </Style>
    <Style x:Key="PendingLineStyle" BasedOn="{StaticResource BasePendingLineStyle}" TargetType="{x:Type Line}" />
    <Style x:Key="ItemTitleStyle" BasedOn="{StaticResource BaseItemTitleStyle}" TargetType="{x:Type TextBlock}">
        <Setter Property="Foreground" Value="#333333" />
        <Setter Property="FontWeight" Value="Bold" />
    </Style>
    <Style x:Key="ItemNumberStyle" BasedOn="{StaticResource BaseItemNumberStyle}" TargetType="{x:Type TextBlock}">
        <Setter Property="Foreground" Value="#A6A6A6" />
    </Style>
    <Style x:Key="ItemSubTitleStyle" BasedOn="{StaticResource BaseItemSubTitleStyle}" TargetType="{x:Type TextBlock}">
        <Setter Property="Foreground" Value="#A6A6A6" />
    </Style>
    <Style x:Key="ItemTitleSelectedStyle" BasedOn="{StaticResource BaseItemTitleSelectedStyle}" TargetType="{x:Type TextBlock}">
        <Setter Property="Foreground" Value="#FFFFF8" />
    </Style>
    <Style x:Key="ItemSubTitleSelectedStyle" BasedOn="{StaticResource BaseItemSubTitleSelectedStyle}" TargetType="{x:Type TextBlock}">
        <Setter Property="Foreground" Value="#ffffff" />
    </Style>
    <Color x:Key="ItemSelectedBackgroundColor">#00AAF6</Color>
    <Style x:Key="ThumbStyle" BasedOn="{StaticResource BaseThumbStyle}" TargetType="{x:Type Thumb}">
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="{x:Type Thumb}">
                    <Border CornerRadius="2" DockPanel.Dock="Right" Background="#DBDADB" BorderBrush="Transparent" BorderThickness="0" />
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style x:Key="ScrollBarStyle" BasedOn="{StaticResource BaseScrollBarStyle}" TargetType="{x:Type ScrollBar}" >
        <Setter Property="Width" Value="3"/>
    </Style>
</ResourceDictionary>