UP_wpf/Sessioa/App.xaml

<Application x:Class="Sessioa.App"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:local="clr-namespace:Sessioa"
             StartupUri="MainWindow.xaml">
    <Application.Resources>
        <Style x:Key="TextBox" TargetType="{x:Type TextBox}">
            <Setter Property="Background" Value="#f8f8ff"/>
            <Setter Property="Foreground" Value="Black"/>
            <Setter Property="VerticalContentAlignment" Value="Center"/>
            <Setter Property="FontFamily" Value="Comic Sans MS"/>
            <Setter Property="FontSize" Value="16"/>
            <Setter Property="BorderThickness" Value="1"/>
            <Setter Property="BorderBrush" Value="#498C51"/>
            <Setter Property="SelectionOpacity" Value="1"/>
            <Setter Property="Cursor" Value="IBeam"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type TextBox}">
                        <Grid>
                            <Border x:Name="Border" Background="{TemplateBinding Background}" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" CornerRadius="3" SnapsToDevicePixels="True">
                                <Grid>
                                    <Grid.ColumnDefinitions>
                                        <ColumnDefinition Width="11"/>
                                        <ColumnDefinition/>
                                        <ColumnDefinition Width="11"/>
                                    </Grid.ColumnDefinitions>
                                    <ScrollViewer x:Name="PART_ContentHost" Grid.Column="1" HorizontalScrollBarVisibility="Hidden" VerticalScrollBarVisibility="Hidden" Focusable="False"/>
                                    <TextBlock x:Name="Text" Foreground="#696969" Grid.Column="1" VerticalAlignment="Center" FontFamily="Comic Sans MS" FontSize="16" Text="{TemplateBinding DataContext}"/>
                                </Grid>
                            </Border>
                        </Grid>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsMouseOver" Value="True">
                                <Setter Property="Background" TargetName="Border" Value="#f8f8ff"/>
                                <Setter Property="BorderBrush" TargetName="Border" Value="#498C51"/>
                            </Trigger>
                            <Trigger Property="IsKeyboardFocused" Value="True">
                                <Setter Property="Visibility" TargetName="Text" Value="Collapsed"/>
                                <Setter Property="Background" TargetName="Border" Value="#f8f8ff"/>
                                <Setter Property="BorderBrush" TargetName="Border" Value="#498C51"/>
                            </Trigger>
                            <Trigger Property="IsKeyboardFocused" Value="False">
                                <Setter Property="Visibility" TargetName="Text" Value="Collapsed"/>
                            </Trigger>
                            <MultiTrigger>
                                <MultiTrigger.Conditions>
                                    <Condition Property="Text" Value=""/>
                                    <Condition Property="IsKeyboardFocused" Value="True"/>
                                </MultiTrigger.Conditions>
                                <Setter Property="Visibility" TargetName="Text" Value="Collapsed"/>
                            </MultiTrigger>
                            <MultiTrigger>
                                <MultiTrigger.Conditions>
                                    <Condition Property="Text" Value=""/>
                                    <Condition Property="IsKeyboardFocused" Value="False"/>
                                </MultiTrigger.Conditions>
                                <Setter Property="Visibility" TargetName="Text" Value="Visible"/>
                            </MultiTrigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
        <Style x:Key="ButtonSt" TargetType="{x:Type Button}">
            <Setter Property="Background" Value="#76E383"/>
            <Setter Property="BorderBrush" Value="#498C51"/>
            <Setter Property="FontFamily" Value="Comic Sans MS"/>
            <Setter Property="FontSize" Value="16"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type Button}">
                        <Border x:Name="Border" Background="{TemplateBinding Background}" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="1" CornerRadius="5" Padding="5">
                            <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center"/>
                        </Border>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsPressed" Value="True">
                                <Setter Property="Background" Value="#498C51"/>
                            </Trigger>
                            <Trigger Property="IsMouseOver" Value="True">
                                <Setter Property="Background" Value="#00b34a"/>
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
        <Style x:Key="ButtonAct" TargetType="{x:Type Button}">
            <Setter Property="Background" Value="#498C51"/>
            <Setter Property="BorderBrush" Value="#00b34a"/>
            <Setter Property="FontFamily" Value="Comic Sans MS"/>
            <Setter Property="FontSize" Value="16"/>
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type Button}">
                        <Border x:Name="Border" Background="{TemplateBinding Background}" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="1" CornerRadius="5" Padding="5">
                            <ContentPresenter HorizontalAlignment="Center" VerticalAlignment="Center"/>
                        </Border>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsMouseOver" Value="True">
                                <Setter Property="Background" Value="#00b34a"/>
                            </Trigger>
                            <Trigger Property="IsPressed" Value="True">
                                <Setter Property="Background" Value="#76E383"/>
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
        <Style x:Key="TextBlockMain" TargetType="{x:Type TextBlock}">
            <Setter Property="FontFamily" Value="Comic Sans MS"/>
            <Setter Property="FontSize" Value="20"/>
            <Setter Property="FontWeight" Value="Bold"/>
            <Setter Property="HorizontalAlignment" Value="Center"/>
        </Style>
        <Style x:Key="TextBlockBold" TargetType="{x:Type TextBlock}">
            <Setter Property="FontFamily" Value="Comic Sans MS"/>
            <Setter Property="FontSize" Value="16"/>
            <Setter Property="FontWeight" Value="Bold"/>
        </Style>
        <Style x:Key="TextBlock" TargetType="{x:Type TextBlock}">
            <Setter Property="FontFamily" Value="Comic Sans MS"/>
            <Setter Property="FontSize" Value="16"/>
            <Setter Property="FontWeight" Value="Light"/>
        </Style>
        
    </Application.Resources>
</Application>