better-genshin-impact/Build/MicaSetup/Design/Controls/CheckBox/CheckBox.xaml

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                    xmlns:design="clr-namespace:MicaSetup.Design"
                    xmlns:local="clr-namespace:MicaSetup.Design.Controls">
    <ResourceDictionary.MergedDictionaries>
        <design:ResourceResourceDictionary />
    </ResourceDictionary.MergedDictionaries>
    <Style x:Key="DefaultCheckBoxStyle"
           BasedOn="{StaticResource {x:Type CheckBox}}"
           TargetType="{x:Type CheckBox}">
        <Setter Property="VerticalAlignment" Value="Center" />
        <Setter Property="Padding" Value="4,0,0,0" />
        <Setter Property="Template">
            <Setter.Value>
                <ControlTemplate TargetType="CheckBox">
                    <StackPanel Orientation="Horizontal">
                        <Grid Width="20"
                              Height="20"
                              Background="Transparent">
                            <Border x:Name="border"
                                    Width="20"
                                    Height="20"
                                    Margin="0,0,0,0"
                                    BorderBrush="#8E8E93"
                                    BorderThickness="1"
                                    CornerRadius="2" />
                            <TextBlock x:Name="checkIcon"
                                       HorizontalAlignment="Center"
                                       VerticalAlignment="Center"
                                       FontFamily="{StaticResource IcoMoon}"
                                       FontSize="18"
                                       Foreground="{DynamicResource HighGreenBrush}"
                                       Opacity="0"
                                       Text="{x:Static local:Selection.PublicOk}" />
                        </Grid>
                        <ContentPresenter Margin="5,0,0,0"
                                          HorizontalAlignment="Center"
                                          VerticalAlignment="Center" />
                    </StackPanel>
                    <ControlTemplate.Triggers>
                        <Trigger Property="IsChecked" Value="True">
                            <Trigger.EnterActions>
                                <BeginStoryboard>
                                    <BeginStoryboard.Storyboard>
                                        <Storyboard>
                                            <DoubleAnimation Storyboard.TargetName="checkIcon"
                                                             Storyboard.TargetProperty="(UIElement.Opacity)"
                                                             To="1"
                                                             Duration="0:0:0.05" />
                                        </Storyboard>
                                    </BeginStoryboard.Storyboard>
                                </BeginStoryboard>
                            </Trigger.EnterActions>
                            <Trigger.ExitActions>
                                <BeginStoryboard>
                                    <BeginStoryboard.Storyboard>
                                        <Storyboard>
                                            <DoubleAnimation Storyboard.TargetName="checkIcon"
                                                             Storyboard.TargetProperty="(UIElement.Opacity)"
                                                             To="0"
                                                             Duration="0:0:0.05" />
                                        </Storyboard>
                                    </BeginStoryboard.Storyboard>
                                </BeginStoryboard>
                            </Trigger.ExitActions>
                        </Trigger>
                    </ControlTemplate.Triggers>
                </ControlTemplate>
            </Setter.Value>
        </Setter>
    </Style>

    <Style BasedOn="{StaticResource DefaultCheckBoxStyle}" TargetType="{x:Type CheckBox}" />

</ResourceDictionary>